598 results about "Mirror mount" patented technology

The invention relates to the technical field of optical lens clamp spectacle frames, in particular to a three-jaw clamp spectacle frame capable of adjusting load of optical lenses. According to the technical scheme, the miniature three-jaw clamp comprises a miniature three-jaw clamp chuck, the miniature three-jaw clamp chuck comprises a chuck body with a round hole in the middle, three annular and uniform claws are slidably mounted on the end face of the chuck body, and polyurethane gaskets are mounted on the inner sides of the claws. A driving mechanism for driving the three claws to synchronously and radially move is arranged on the chuck body; the lens angle-adjustable lens bracket is used for mounting and supporting the micro three-jaw clamp chuck, the lens bracket comprises a three-jaw clamp fixing plate, and a chuck positioning groove and a chuck positioning hole communicated with the chuck positioning groove are formed in the three-jaw clamp fixing plate. According to the invention, through deep fusion of the self-centering symmetric clamping structure and optical adjustment requirements, a lens fixing solution which is more efficient, more reliable and higher in universality is provided for the field of precision optics.

The present application relates to the technical field of mirror turning attachment, and particularly relates to a mirror turning AA attachment assembly and an attachment method. The mirror turning AA attachment assembly comprises a lens attachment device, a frame fixing device and a transfer device. The lens attachment device comprises a lens fixing device, a lens feeding device and a lens cleaning device. The frame fixing device comprises a frame fixing device, a frame feeding device, a frame feeding device, a frame cleaning device, a dispensing device and a frame detection device. The mirror turning AA attachment assembly has the advantages that the pollutants on the attachment surfaces of the lens and the frame are removed, and the quality is improved. The deviation caused by the process of the mechanical hand handing over the lens to the lens AA attachment mechanism and the deviation caused by the process of the mechanical hand handing over the frame to the main shaft are corrected, the deviation accumulation is reduced, and the position is accurate when the final lens and the frame are attached together.

The invention relates to the technical field of rotating mirror fitting, in particular to a rotating mirror AA fitting assembly and a fitting method. The rotating mirror AA laminating assembly comprises a lens laminating device, a mirror bracket fixing device and a transferring device. The lens laminating equipment comprises a lens fixing device, a lens feeding device and a lens cleaning device. The spectacle frame fixing equipment comprises a spectacle frame fixing device, a spectacle frame feeding device, a spectacle frame cleaning device, a dispensing device and a spectacle frame detecting device. The rotating mirror AA attaching assembly has the advantages that pollutants on the attaching face of a lens and a mirror frame are removed, and the quality is improved. The deviation caused in the process that the lens is connected to the lens AA attaching mechanism through the mechanical arm and the deviation caused in the process that the lens frame is connected to the main shaft through the mechanical arm are corrected, deviation accumulation is reduced, and it is guaranteed that the position is accurate when the lens and the lens frame are finally attached together.

The invention relates to the technical field of lens assembly, in particular to a laminating device and a laminating method for a lens and a rotating mirror. The laminating equipment for the lens and the rotating mirror comprises a lens laminating device and a mirror bracket fixing device. The lens laminating device comprises a laminating mechanism and a detection mechanism, wherein the laminating mechanism comprises a fixing part, a curing lamp, a state adjusting assembly and a buffer assembly. And the lens is fixed on the fixing piece. The state adjusting assembly is used for adjusting the fixing piece and the curing lamp to move along the X axis and the Z axis and rotate around the Y axis and the Z axis. The buffer assembly is used for absorbing impact energy generated when the fixing piece moves along the X axis. The detection mechanism is used for detecting the state of the fixing piece. The mirror bracket fixing device comprises a fixing shaft, a mirror bracket is fixed on the fixing shaft, and the mirror bracket can move and rotate along the Y axis. The laminating equipment for the lens and the rotating mirror has the advantages that the lens is ensured to be accurately laminated to a specified distance between the lens and a mirror bracket, the lens is prevented from being damaged, the quality of the lens is improved, and the performance of the lens is met.

The invention provides a detection device based on the optical lever principle, a high-precision assembly error detection method and a flatness detection method, belongs to the field of precision measurement, and solves the problems of large error and dynamic response hysteresis in the existing detection technology. The reflecting mirror is located above the laser emitting device and can reflect laser emitted by the laser emitting device to the photosensitive position sensor, the reflecting mirror mounting plate is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, the upper end of the displacement rod is hinged to the sliding block, and the reflecting mirror and the displacement rod are located at the two ends of the rotating center of the reflecting mirror mounting plate respectively. The horizontal distance between the laser beam and the rotating center of the reflector mounting plate is larger than the horizontal distance between the displacement rod and the rotating center of the reflector mounting plate, and a probe is detachably arranged at the lower end of the displacement rod. The method has the advantages of strong dynamic response capability, strong environmental adaptability and high detection precision.

The invention relates to an optical lens mounting device and method, and belongs to the technical field of optical system assembly.The device comprises two lens bracket supporting and adjusting assemblies and lens supporting and adjusting assemblies, the two lens bracket supporting and adjusting assemblies are used for supporting the bottom and the top of a lens bracket respectively, and the lens supporting and adjusting assemblies are used for supporting the lens bracket. The heights of the positions of the bottom and the top of the spectacle frame are respectively adjusted; the lens supporting and adjusting assemblies are used for supporting the optical lens and adjusting the height of the position where the optical lens is located, the lens supporting and adjusting assemblies are located between the two lens frame supporting and adjusting assemblies, and the distance between the lens supporting and adjusting assemblies is adjustable, and the technical problems that in the prior art, operation safety is low, assembling precision is poor, efficiency is low and the mirror surface pollution risk is high can be solved.

The invention relates to the technical field of high-voltage line mirror bracket safety testing, and discloses a high-voltage line mirror bracket split type safety link structure testing method and system. According to the method, plugging and bending tests are carried out on a high-voltage line mirror bracket split type link structure through a mechanical arm, and interface pressure and structure deformation image data are collected in real time. And analyzing interface wear and structural fatigue damage characteristics by using a pre-trained wear detection model, and outputting a real-time wear degree evaluation result. And after the test period is finished, integrating the multi-modal data and the evaluation result to generate a three-dimensional visual detection report, positioning a wear concentration position, marking an abnormal wear point and quantifying the structural safety level. According to the invention, the problems of incomplete test and inaccurate evaluation in the prior art are solved, and the product safety and reliability are improved.

An optic mount modular system includes a bridge portion that is mounted on the top rail of a firearm. The bridge portion can have either an integral optics riser on which a sight can be mounted, or a top rail section. The bridge portion has a front end and a rear end, each of which have a vertical face in which there is a horizontal bore. At the top of the bridge portion at the front and rear ends there are horizontal interfaces or surfaces in which there are vertically oriented threaded bores. Accessories such as rail extension portions and magnifier mounts can be mounted to the bridge portion at the front and rear ends. These accessories can include an alignment pin or protrusion than extends from a vertical face that mates against the vertical face at the front end or rear end of the bridge portion, and the alignment pin or protrusion will fit into the horizontal bore of the front or rear end. The accessories also have a tongue that extends over the top of the bridge portion at the front end or rear end, and a threaded fastener passes through an opening in the tongue that is aligned with the vertical threaded bore in the bridge portion. A threaded fastener can then securely attach the accessory to the bridge portion.

The utility model provides a spectacle frame adjusting device for a trial frame, which comprises two spectacle frames, one side of each spectacle frame is fixedly provided with an insert mechanism, an interpupillary distance adjusting device is arranged between the two spectacle frames, the bottom of the interpupillary distance adjusting device is fixedly connected with a fixed frame, and two nose pads are arranged in the fixed frame in a sliding manner. The movable assembly used for adjusting the distance between the two nose pads is arranged in the fixing frame, the two opposite sides of the two glasses frames are fixedly connected with the two fixing plates respectively, and one side of each fixing plate is detachably connected with the corresponding ear pad adjusting mechanism. The distance between the two glasses frames can be adjusted through the interpupillary distance adjusting device, the distance between the two nose pads can be adjusted through the movable assembly, and the lengths of the ear pads can be adjusted through the ear pad adjusting mechanisms, so that the glasses frame can be properly adjusted according to the facial forms of different users, and the wearing comfort and satisfaction degree of the users can be improved; and the optometry accuracy is ensured to a certain extent.

The invention relates to the technical field of measuring microscopes, in particular to an adjusting module and a measuring microscope, the measuring microscope comprises a base, a microscope bracket and a microscope main body, the adjusting module suitable for the measuring microscope comprises a carrying table and a plurality of first adjusting mechanisms, one side of the base is provided with a mounting plane, and the mounting plane is provided with a plurality of second adjusting mechanisms. And the mirror bracket is arranged on the mounting plane. According to the invention, the adjusting module can adjust the posture of the carrying platform by controlling the movable ends of the first adjusting mechanisms to move, thereby achieving the adjustment of the height of the object plane and the adjustment of the size of the included angle between the object plane and the axis of the lens. Therefore, the measuring microscope can be suitable for detection of various products including welding spot detection, circuit board detection, connector and socket detection, surface quality detection and chip and microelectronic element detection, various limitations of a traditional video microscope during detection of the products are solved, and the detection accuracy and efficiency are improved.

The invention discloses a quick-change universal optical adjusting frame device and an optical instrument, and the device comprises a mirror bracket which comprises a mirror bracket body, a sub-mirror bracket, a fixing ring, a first fixing part and a second fixing part. The mirror bracket body is provided with a first stepped hole, and the sub-mirror bracket is provided with a second stepped hole; the second lens is located between the fixing ring and the second step surface of the second step hole, and the fixing ring is detachably arranged in the second step hole and enables the second lens to be tightly pressed on the second step surface during installation; a first fixing hole is formed in the spectacle frame body and is communicated with the first mounting hole; the first fixing piece is arranged in the first fixing hole, and the inner end extends into the first mounting hole for a set length; one end of the second fixing piece is detachably arranged on the mirror bracket body, and the other end of the second fixing piece is pressed on the outer side face of the sub-mirror bracket so that the inner side face of the sub-mirror bracket can be tightly pressed on the first step face of the first step hole. And through the detachable assembly design of the spectacle frame body and the sub-spectacle frame, the function of quickly changing the lenses with different sizes is realized.

The utility model relates to the technical field of automobile parts, and discloses an automobile front door upper hinge reinforcing plate, a reinforcing plate body consists of a connecting main body, a rearview mirror mounting part, a welding part, an L-shaped plate and a reinforcing rib, the rearview mirror mounting part is welded on the surface of the connecting main body, the welding part is integrally formed on the surface of the connecting main body, and the L-shaped plate is arranged on the connecting main body. The L-shaped plate is fixedly installed on the inner wall of the connecting body, and the reinforcing ribs are fixedly installed on the inner wall of the L-shaped plate. According to the automobile front door upper hinge reinforcing plate, the rearview mirror mounting part is correspondingly placed in the notch, the connecting main body is mounted on the side face of the automobile door outer plate through the welding part, the connecting main body and the external automobile main body are connected through the connecting piece, and the multiple L-shaped plates and the reinforcing ribs are arranged, so that stress can be effectively dispersed; therefore, the strength of the connecting main body can be enhanced, the stable structural performance can still be kept when the connecting main body bears complex external force, and a firm guarantee is provided for reliable operation of the whole device.

The utility model provides an optical device adjusting frame. The optical device adjusting frame comprises a movable flat plate, a mirror frame, a rotating body, an elastic piece and a locking piece. The mirror bracket is arranged on one side of the movable flat plate. A conical surface groove is formed in at least one of the faces, close to each other, of the mirror frame and the movable flat plate, the rotating body is clamped between the mirror frame and the movable flat plate and can rotate in the conical surface groove, and the elastic piece is connected with the movable flat plate and the mirror frame. When the elastic piece stretches out and draws back, the movable flat plate can pitch and / or deflect relative to the mirror frame so as to adjust the posture of the optical component, and therefore the purpose of adjusting the optical component to the needed posture is achieved, and adjustment of the light path of the optical component is achieved. Meanwhile, the locking piece is arranged on the mirror bracket, and when the optical component is adjusted to the required preset posture, the locking piece and the movable flat plate are connected together so as to fix the optical component for subsequent use.

The present application relates to the technical field of wiring harness self-inspection, and in particular to a wiring harness self-inspection amplifying device. The wiring harness self-inspection amplifying device comprises a main body, wherein a base is provided at the bottom of the main body, a support is fixedly mounted on the outer wall of the base at the rear side, a lens frame is provided at the top of the support, and a connection base is mounted on the upper part of the lens frame. A magnifying lens with a high-power lens mounted thereon is mounted in a fixing frame, the fixing frame is further slidably mounted in a slide rail by means of a slider, a toothing mounted on an outer ring of the fixing frame and a gear on a roller mesh with each other, when an operator inspects a wiring harness, by rotating the roller with his / her finger, the gear rotates with the roller, then the fixing frame moves in a circular motion along the slide rail by means of the slider, and at this moment, an internal spring deforms, such that the positions of the magnifying lens and the high-power lens relative to a human body are adjusted by means of rotating the roller, thereby meeting requirements of the operator for carrying out observations with a magnifying lens having different magnifications, and improving the efficiency of wiring harness inspection.

Eyewear includes a frame and a pair of lenses installed on the frame. Each of the lenses is configured to absorb at least one absorption wavelength range of light. At least a portion of at least one of the lenses is configured to change the at least one absorption wavelength range of light absorbed in response to at least one of a physiological function, a psychological function, an external environment of a user of the eyewear, and / or manual input by a user. The frame is a three-dimensional printed frame. The eyewear includes at least one battery encapsulated within the frame. The at least one battery is resistant to elevated temperatures during construction of the frame and encapsulation of the

The invention discloses a dual-wavelength polarization tuning interference spectrum frequency discrimination device and a synchronous frequency locking method, and the method specifically comprises the steps: enabling a polarization Michelson interferometer to divide incident laser into two beams of linearly polarized light through a plurality of achromatic wave plates and a polarization splitting prism, and enabling the two beams of linearly polarized light to form dual-wavelength circularly polarized light for output after the two beams of linearly polarized light are reflected and combined; the output light is divided into two beams after passing through a light splitting module, and the two beams are respectively collected and processed into a four-quadrant synchronous phase-shifting interferogram by a polarization camera after passing through an achromatic lens, and the wavefront phase difference is calculated in real time; the other beam is compensated by the rotary linear polarizer and then is received by the detector; through the corresponding relation between the wavefront phase difference and the rotation angle, the rotation linear polarizer is driven in real time to carry out phase compensation, so that polarization tuning and frequency locking are realized; meanwhile, a piezoelectric mirror bracket control signal is obtained through calculation, and interferometer parallelism error correction is carried out. According to the invention, synchronous real-time monitoring and active feedback locking of dual-wavelength interference signals can be realized, and the system has the advantages of high tuning resolution and accurate data.

The invention relates to the technical field of laser communication, and discloses a coarse tracking pointing mechanism and laser communication terminal equipment, which can improve the precision of target tracking. The coarse tracking pointing mechanism comprises a two-dimensional rotary table, a swing mirror mounting bracket, a simple swing mirror and a driving module, the swing mirror mounting bracket is fixedly connected to the two-dimensional rotary table, and the simple swing mirror is mounted on the swing mirror mounting bracket. The driving module comprises a voice coil motor, and the voice coil motor comprises a shell, a stator module and a rotor module. The rotor module comprises an iron core and two groups of permanent magnets which are arranged in the shell; the iron core is positioned between the two groups of permanent magnets; the stator module comprises a coil support and a driving coil, the coil support comprises a first fixing part and a second fixing part which are connected with each other, the first fixing part is located in the shell, a part of the second fixing part is located outside the shell, the first fixing part is arranged around the iron core, and the driving coil is wound around the first fixing part. The second fixing part is connected to the swing mirror installation support, and the shell is connected to the single swing mirror.

The invention relates to the technical field of monitoring, and particularly discloses an external laser power closed-loop monitoring system and method for high-power galvanometer welding, and the system comprises an optical lens installation shell, and a reflector installation shell and an acquisition module installation shell which are respectively installed at the two ends of the optical lens installation shell. The light splitting and sampling module comprises a primary reflector which is obliquely mounted in the reflector mounting shell, a light inlet is formed in one side of the reflector mounting shell, and a light outlet is formed in the other side of the reflector mounting shell; the secondary reflecting mirror is obliquely mounted in the reflecting mirror mounting shell, is positioned on one side, far away from the light inlet, of the primary reflecting mirror, and is used for reflecting laser transmitted by the primary reflecting mirror; the integrated driving acquisition module is positioned in the laser reflecting direction of the secondary reflecting mirror and is used for acquiring a laser power signal; a laser sample is acquired through the light splitting sampling module, and the integrated driving acquisition module acquires a power signal. The method has the effects of improving the monitoring precision and the response speed.

The embodiment of the invention discloses intelligent glasses and an expansion block used for the intelligent glasses, a glasses frame main body of the intelligent glasses comprises a glasses frame and glasses legs, a main control circuit is arranged on the glasses frame and / or at least one glasses leg, the at least one glasses leg is set as an interface glasses leg, and the interface glasses leg is provided with a first connection structure; the first connecting structure is provided with a first electric connecting piece electrically connected with the main control circuit; the expansion block is detachably connected with the first connecting structure through a second connecting structure, the second connecting structure is provided with a second electric connecting piece corresponding to the first electric connecting piece, and a function module is arranged in the expansion block. Therefore, a user can change the expansion block configured with different functional modules to be connected with the glasses frame main body, so that the intelligent glasses have different functions, and the scene adaptability of the intelligent glasses equipment is improved.

The invention provides a reflecting mirror gradient curing bonding device and bonding method based on in-situ deformation correction, and belongs to the technical field of optical precision manufacturing. According to the method, the problems of interface thermal stress mismatch and interface bonding dynamics defects existing in a traditional bonding and curing process are solved. The device comprises a temperature control box, a control center, and an industrial camera, a laser interferometer, a first position adjusting mechanism, a second position adjusting mechanism, a positioning clamping mechanism, a force-heat coupling regulation and control module and a gluing mechanism which are arranged in the temperature control box and are in signal connection with the control center. The compound temperature control assembly and the piezoelectric ceramic actuator are controlled to act through the regulation and control main body, the curing temperature of the adhesive layer is controlled through the compound temperature control assembly, and compensation force is applied to the reflector through the piezoelectric ceramic actuator. The method is used for curing and bonding the reflecting mirror and the reflecting mirror bracket.

The present invention relates to a laser device, which includes a laser oscillator, a mirror frame assembly, a corrector, a diagnostic module, a calculation module and a controller. The diagnostic module re-diagnoses whether the optical path distortion occurs by re-calculating the optical path difference between the processing optical path changed by the drive motor according to the target drive speed and the target drive time and the reference processing optical path. When the re-calculated optical path difference is greater than the reference optical path difference, the calculation module re-calculates the target drive speed and the target drive time based on the re-calculated optical path difference, and the controller re-drives the drive motor according to the re-calculated target drive speed and the target drive time.

A laser optics experiment kit comprises a puzzle-style baseplate; an adapter plate configured to releasably attach to the baseplate; a plurality of components configured to attach to the adapter plate and baseplate, including: a laser holder; a mirror mount assembly; a beamsplitter mount assembly; an iris mount assembly; a lens mount assembly; and a rotation plate assembly a baseplate; an adapter plate configured to directly attach to the baseplate; a plurality of adapter components configured to releasably attach in varying angular positions to the adapter plate, including: a mirror mount assembly; a beamsplitter assembly; an iris mount assembly; a lens mount assembly; and a viewing panel.

The utility model discloses AR (Augmented Reality) glasses with an auxiliary lighting function, which relates to the technical field of AR glasses and comprises a glasses frame, lighting devices are arranged on two sides of the glasses frame, two groups of light shielding plates are arranged at the upper end of a position where lenses are placed in the glasses frame, a camera is arranged between the two groups of light shielding plates, and glasses legs are arranged on two sides of the glasses frame. Each glasses leg is composed of a glasses frame and a disassembling assembly used for disassembling the glasses frame and the glasses frame, each disassembling assembly comprises a pressing assembly arranged on one side of the corresponding glasses leg and a first moving column arranged at the bottom of the pressing assembly, and the first moving columns are installed on the inner wall of the installation shell in a sliding mode. According to the AR glasses, the glasses legs and the glasses frame can be quickly separated by pressing the pressing heads, components in the glasses frame can be conveniently and independently repaired, the maintenance efficiency is improved, the AR glasses can be separately placed and stored when not used, and the space utilization efficiency is improved.

The utility model discloses a heliostat fixing structure and a heliostat. The heliostat fixing structure comprises a lens, a lens holder and a lens frame, and the lens holder is located between the lens and the lens frame. The heliostat fixing structure further comprises a plurality of first adjustable connecting pieces and a plurality of second adjustable connecting pieces, and the first adjustable connecting pieces and the second adjustable connecting pieces are mutually independent. The first adjustable connecting piece is connected between the lens and the lens support and is used for adjusting the radian of the lens; and the second adjustable connecting piece is connected between the mirror holder and the mirror bracket and is used for adjusting the relative position of the mirror holder and the mirror bracket. According to the heliostat fixing structure, the radian and the position of the lens can be independently regulated and controlled, so that the control difficulty of the lens is reduced, the control precision of the radian and the position is improved, the heliostat fixing structure can meet the regulation and control requirements of the optimal radian surface type of the lens, and meanwhile, the heliostat fixing structure can be accurately positioned and connected with a lens bracket. In addition, the problem that the lenses are broken under the influence of external force when directly connected with the spectacle frame is solved, and the service life of the lenses is prolonged.

An instrument for measuring straightness provided by an embodiment of the present invention, the instrument includes a base, a slider, a pointer, a connecting plate and a mirror frame; a scale is provided on one side plate surface of the base; a to-be-measured object is installed on the base plate surface at a first preset distance from the scale; the slider is used to be cooperatively installed on the to-be-measured object, and the slider can slide relative to the to-be-measured object; a connecting plate is installed on the slider; a mirror frame is installed on the connecting plate, and a pointer is also installed on the plate surface of the connecting plate on the side opposite to the scale; the mirror frame is used to install a reflector, and the reflector is used to receive the laser generated by a laser tester placed on one side of the reflector and reflect the laser, so that the laser tester receives the laser reflected by the reflector and determines the straightness of the to-be-measured object according to the emitted laser. Applying the instrument provided by the embodiment of the present invention not only adds a scale, but also limits the position of the mirror frame, thereby being able to reduce the complexity of measurement.

The present application relates to the technical field of medical devices, and discloses a tracheal intubation robot. The robot comprises a first driving unit, a second driving unit, an auxiliary assembly and a mounting assembly. The first driving unit is used to drive the second unit to move in a first direction; the second driving unit comprises a second output, a rotating assembly and a mirror holder, the second output is capable of moving in a second direction relative to the first output, the rotating assembly is connected to the second output, and the mirror holder is connected to the rotating assembly; the mounting assembly comprises a mounting frame connecting rod and a mounting frame, one end of the mounting frame connecting rod is connected to the second driving unit, and the other end is connected to the mounting frame; the auxiliary assembly comprises a roller connecting rod and a roller frame, one end of the roller connecting rod is connected to the first driving unit, and the other end is connected to the roller frame, and the roller frame is provided with first rollers and second rollers which are parallel to each other. The present application realizes tracheal intubation without contacting the patient, reduces the risk of cross infection, ensures the safety of medical staff, and guarantees the treatment effect and intubation effect.

The present invention relates to the technical field of live broadcast glasses frames, and in particular to live broadcast glasses frames, comprising a mounting base, wherein the upper surface of the mounting base is fixedly connected to a support column, a frame plate is provided on the support column, a first refractor is provided on the frame plate surface, a second refractor is provided on the frame plate at a right angle to the first refractor, an outer surface of the support rod near one end of the frame plate is fixedly sleeved with an inclined connecting plate, an upper surface of the connecting plate away from the support rod is provided with a mobile phone holder, and a mobile phone is provided on the mobile phone holder. The present invention enables a live broadcaster to record the live broadcaster with a rear camera on a mobile phone during the live broadcast by refraction through a plane mirror, thereby improving the capture of the live broadcaster's image and the quality of the video presented, ensuring the viewing effect of the viewer, and also facilitating the live broadcaster's viewing of the live broadcast content, ensuring the quality of the live broadcaster's live broadcast.

The invention relates to the technical field of installation and debugging of optical elements, and particularly discloses a far infrared beam splitting lens bracket and an optical path debugging method. The far infrared beam splitting lens frame comprises a mounting frame used for mounting an optical lens; the mounting frame is connected to the spectacle frame main body; the adjusting module comprises at least three adjusting pieces and at least one locking piece; the adjusting piece is fixedly arranged on the spectacle frame main body, and the end part of the adjusting piece is used for contacting and defining an optical working surface of a lens mounted on the mounting frame; the locking piece is arranged on the spectacle frame main body and is used for applying an elastic force acting on the back surface of the lens to the mounting frame. According to the optical path debugging method, a far infrared beam splitting lens frame is used. Therefore, the problem that the optical path debugging cannot be effectively solved in the prior art is effectively solved.

An optical amplification device with a replaceable lens group comprises a supporting unit, a lens bracket unit and a lens group unit. The glasses frame unit is arranged on the supporting unit and comprises two supporting arms and a mounting arm which extends in the left-right direction and is connected with the supporting arms. And the lens group unit comprises an objective lens group arranged on the support arm and an eyepiece group which can be mounted on the mounting arm in a replaceable manner and is opposite to the objective lens group at an interval in the front-back direction. The eyepiece group is provided with a first positioning piece which is detachably connected to the mounting arm; the lens group unit is used for constructing an image of an amplified object, and the image is reflected to an optical path of eyes of a user by the eyepiece group. According to the utility model, the eyepiece group can be replaced according to the use situation, and the use is convenient.