35results about How to "Maximize the field of view" patented technology

An improved sensor array for a mobile vehicle. More particularly, the primary objective of the present invention is to provide mobile vehicle (10) traveling in a forward direction with a sensor array (12). Sensor array (12) comprises a first sensor (16) mounted to mobile vehicle (10) at a maximum lateral distance from said vertical axis of rotation (21) near a first side of mobile vehicle (10) and a second sensor (18) mounted to mobile vehicle (10) at a maximum lateral distance from said vertical axis of rotation (21) near a second side of mobile vehicle (10). First sensor (16) and the second sensor (18) emit object detecting beams for detecting an object (39) ahead of mobile vehicle (10). A plurality of other object detecting beams are emitted obliquely to the object detecting beams of sensor (16) and sensor (18). These other beams, in conjunction with the object detecting beams from sensor (16) and sensor (18) form zones of overlapping beam coverage for better detection of objects.

A multi-purpose goggle for protecting the eyes of the wearer in industrial and sporting environments and against glare when the wearer is viewing a computer screen for extended periods of time, for housing a virtual reality display and for use by pilots engaged in training for their instrument flight rating. The goggle housing is comprised of a downwardly extending upper surface with a first end and a second end, a viewing area operatively configured in some embodiments for receiving an insert, a centrally disposed nose bridge and a first and second lower panel disposed opposite the nose bridge and a securing means comprised of rearward extensions of the upper surface and lower panels.

The invention provides an automobile safe driving auxiliary detection system and method. The automobile safe driving auxiliary detection system comprises a plurality of microwave radar sensors, a digital signal processor, a display system, a control circuit and a plurality of image sensors; each image sensor is driven by a driving motor to change in view angle direction; wherein, each microwave radar sensor monitors such data as positions of barriers within a certain range surrounding a vehicle and speeds of nearby vehicles in real time; by means of control of the digital signal processor on the driving motor and the control circuit, images acquired by the image sensors are displayed through the display system. According to the automobile safe driving auxiliary detection system and method, the view angles of the image sensors are controlled according to the position information of barriers monitored by the microwave radar sensors, such that a view angle range of one individual image sensor is maximized and a surrounding dead zone of a vehicle can be displayed by means of the fewest cameras; more receiving antenna channels may be simulated by means of a relationship of different transmitting antennas, and therefore, the resolution of angle measurement is higher without causing remarkable increase of the circuit cost.

An opto-mechanical assembly including a housing and an internally supported optical element, such as a lens, mounted along an axis. At least one of the housing and optical element includes a radially extending chamber. Adhesive disposed in the chamber interacts with the housing and the optical element to prevent axial motion between the optical element and housing.

A goggle having features of the present invention comprises a transparent housing with an arcuate upper surface with a first end and a second end, a planar frontal surface, a centrally disposed nose bridge and a first and second lower panel disposed opposite the nose bridge. The first and second lower panel join the arcuate upper surface proximate the arcuate upper surface first end and second end while the housing is contoured to conform to the topography of the wearer's face. Vents are disposed adjacent the nose bridge and means for supporting the goggle on the head of the wearer.

Disclosed is a protective mask of the kind having particular application for covering the eyes, ears, nose and chin of one playing the game of paintball. The protective mask has a lens that can be quickly and easily removed for replacement as a consequence of paint splatter or cracking such as that caused by the impact thereagainst of a paintball traveling at high speed. The protective mask also has a detachable head strap that is coupled to the lens through the mask. More particularly, a hole formed through an ear covering section of the mask is axially aligned with a hole formed through an ear covering section of the removable lens. One end of the detachable head strap is tied to a first connector. The first connector includes an upstanding locking catch that is moved into the axially aligned holes formed through the mask and the lens. A quick-release second connector has a rotatable latch that is responsive to a manual pushing force applied thereto so as to move into interlocking mating engagement with the locking catch of the first connector. A lock is rotated from an unlocked position to a locked position to prevent the latch of the second connector from moving out of its mating engagement with the locking catch of the first connector. Accordingly, the first and second connectors will remain reliably connected together to prevent a separation of the removable lens and the detachable head strap from the protective mask.

An apparatus is disclosed wherein laser radiation illuminates a sample using all reflective optics and wherein in-elastically scattered light from the sample is collected using the identical elements. The apparatus obviates the problem of contaminating the laser radiation with unwanted spectra from transmissive optics while providing very high rejection of the laser radiation with respect to the in-elastically scattered light. In addition, the apparatus can collect and launch light with high numerical aperture and large field of view.

The invention provides a safety system for use with a refuse collection vehicle having a refuse storage body and a front cabin, the system operating to detect the presence of an object or person in the vicinity of the vehicle and communicate with a lifting operation system. The vehicle has a lifting mechanism for engagement with a refuse bin, the lifting operation system operable to move the lifting mechanism between a lowered position at which the bin is on the ground in front of the vehicle and a raised position for discharge of the bin contents into the interior of the refuse storage body. The safety system including one or more sensors able to monitor an area in the vicinity of the vehicle where the lifting mechanism lifts and lowers bins and a controller operative to receive input data from said at least two sensors and process said data to determine the presence of an object or person, the controller operative to control functioning of the lifting operation system in accordance with the determination by the controller. The invention further provides a vehicle incorporating such a safety system, such as a front loading refuse collection vehicle.

A protective eyewear apparatus including a base substantially oval in shape, an upper bar connected to the base, a lower bar connected to the base, and a main support bar connected to the upper bar and the lower bar. Another embodiment includes two eyepieces attached by a flexible bridge member, in which an eyepiece comprises a base generally oval in shape and defining an opening, and an upper and lower bar spanning the opening and connected to the base.

An apparatus is disclosed wherein laser radiation illuminates a sample using all reflective optics and wherein in-elastically scattered light from the sample is collected using the identical elements. The apparatus obviates the problem of contaminating the laser radiation with unwanted spectra from transmissive optics while providing very high rejection of the laser radiation with respect to the in-elastically scattered light. In addition, the apparatus can collect and launch light with high numerical aperture and large field of view.

A protective eyewear apparatus including a base substantially oval in shape, an upper bar connected to the base, a lower bar connected to the base, and a main support bar connected to the upper bar and the lower bar. Another embodiment includes two eyepieces attached by a flexible bridge member, in which an eyepiece comprises a base generally oval in shape and defining an opening, and an upper and lower bar spanning the opening and connected to the base.

The invention discloses an intelligent automotive rearview mirror adjustment system, which comprises a rearview mirror body and a transmission mechanism. A base is fixedly connected with the rearview mirror body and is provided with a first rotary shaft and a second rotary shaft, the first rotary shaft and the second rotary shaft are arranged parallel to the plane of the rearview mirror body, are vertical to one another, and are driven by one spindle, and the transmission mechanism which consists of the first rotary shaft, the second rotary shaft, gears and a clutch is driven by a motor. By adopting the intelligent automotive rearview mirror adjustment system, the automotive rearview mirror can be automatically adjusted upwards, downwards, leftwards and rightwards by an angle sensor according to actions of a steering wheel, the view field of a driver can be maximized in combination with manual control, blind spots of the view field can be eliminated during driving, especially when the automobile turns around, and the driving safety is improved. The structure of the device is simple, the reliability is high, a driving gear, a driving bevel gear and a driven bevel gear are fan gears, the size is small, the structure is compact, and the system is suitable for various types of automobiles.

The invention discloses a polarization imaging lens based on a metasurface, a design method and a detection system, and belongs to the field of polarization imaging and polarization detection. Nano-column arrays are divided into three groups, each group corresponds to x / y, 45 degrees / -45 degrees and left / right-handed circular polarization components, nano-columns among the three groups of nano-column units are periodically and alternately distributed at intervals, scattered light passing through an object is incident to the three groups of nano-column units, and on the basis of corresponding orthogonal off-axis focusing phases, the three groups of nano-column units are focused on the same plane. And the three pairs of orthogonal polarization state components are respectively imaged at different positions of the same image plane at the same time to form six images with different polarization states. According to the invention, real-time high-resolution polarization imaging of an object is realized, and a compact and miniaturized scheme is provided for polarization imaging.

A compact Keplerian optical system includes a telescope having an image-rotator (Pechan roof prism pair), and an eyepiece and objective lens operative to form an intermediate image plane within the image-rotator, thereby decreasing the overall length. The objective lens optionally forms part of a replaceable cap, and plurality of replaceable caps may be provided, each with a different focal length to adjust for working distance. In the preferred embodiments, the eyepiece includes a singlet and a doublet lens to minimize eyestrain, and the objective lens includes a doublet and singlet field lens operative to increase depth of field and field of view. A practical implementation includes a pair of the telescopes, one for each eye of a user. Such a configuration may take the form of loupes mounted relative to eyeglass frames for surgical, medical or dental viewing applications.

A lift truck includes an operator compartment and a pair of forks extending away from said operator compartment in a forward direction. A pair of mast columns are interposed between the operator compartment and the forks. Components mounted on at least one of the mast columns are arranged to fall within a viewing shadow so as not to obstruct the operator's field of view.

An opto-mechanical assembly including a housing and an internally supported optical element, such as a lens, mounted along an axis. At least one of the housing and optical element includes a radially extending chamber. Adhesive disposed in the chamber interacts with the housing and the optical element to prevent axial motion between the optical element and housing.

A system for visually assisting an operator of a railcar mover that provides a visual display and a pair of alignment lines superimposed on the image of the display to assist the operator to properly align a railcar mover to the railroad rails when transitioning from driving on the road to driving on the railroad rails. The system further includes a set of cameras positioned around the railcar mover and a processor, which can create a composite image of a top view of the railcar mover to further assist the operator position the railcar mover properly.

The invention provides a car type wide-view vehicle and belongs to the field of vehicles. The car type wide-view vehicle comprises an engine, a first front view window, a second front view window, front-row seats, rear-row seats, a steering wheel, a trunk, front wheels and rear wheels, wherein the engine is positioned at the head of the car and is used for supplying power to the car; the first view window is positioned in front of the front-row seats and is used for providing a view for front-row passengers; the front-row seats are positioned in the front of the inside of the car; the second view window is positioned in front of the rear-row seats and is used for providing a front view for rear-row passengers; the rear-row seats are positioned in the rear of the inside of the car; and thetrunk is positioned at the tail of the car and is convenient for placing articles. By fully utilizing the car type that the rear-row seats are higher than the front-row seats, the rear-row passengerscan observe the front view so as to enable the view of the rear-row passengers to be maximized.

The invention provides an integrated tree-shaped building. The integrated tree-shaped building is characterized in that a hollow main support pillar is vertically arranged on a tower base, cabins are fixedly connected to the outer side of the main support pillar by connecting frames, and elevators and / or staircases are arranged in the main support pillar, so that people can access to the cabins for entertainment, leisure or dwelling. The integrated tree-shaped building has the advantages that the main support pillar, the cabins and the connecting frames are of prefabricated steel structures, and accordingly the integrated tree-shaped building is convenient to construct, short in construction cycle, simple in structural connection and low in cost and is firm and reliable; the cabins are arranged on the outer side of the main support pillar, accordingly, viewing horizon can be effectively expanded and can be optimized, and the integral integrated tree-shaped building with the layout is compact and reasonable in structure.

The invention discloses a wide-angle zoom lens for an endoscope. The wide-angle zoom lens comprises a first lens, a second lens, a third lens and a fourth lens. The wide-angle zoom lens meets the following conditional expressions: R1>0, R2= infinity, R3<0, R4> 0, R5>0, R6< 0, R7>0 and R8<0, wherein R1 is curvature radius of the object side surface of the first lens, R2 is curvature radius of the image side surface of the first lens, R3 is curvature radius of the object side surface of the second lens, R4 is curvature radius of the image side surface of the second lens, R5 is curvature radius of the object side surface of the third lens, R6 is curvature radius of the image side surface of the third lens, R7 is curvature radius of the object side surface of the fourth lens, and R8 is curvature radius of the image side surface of the fourth lens. Through limit of the conditional expressions above, the wide-angle zoom lens is allowed to have the advantages of small size and high imaging definition and the like, thereby maximizing the visual field of the wide-angle zoom lens under the condition of ensuring imaging quality.

A field of view enlarging clip-on mirror for use in combination with eyewear is provided. The field of view enlarging clip-on mirror includes a clip member having a clip insert designed to clip on the nose pad of eyewear. A mirror is attached to the clip member via a stem member. The mirror is designed to increase the field of view of the wearer providing a low cost, simple solution to alleviate the disadvantages caused to sufferers of Homonymous-Hemianopsia.

The invention discloses a turbofan engine plug dismounting method, a dismounting tool and a dismounting simulation device.According to the dismounting method, under the condition that no view exists, a self-locking nut and a lining are dismounted firstly, then a plug is pulled out, tools used in the dismounting process comprise an outer sleeve and an inner sleeve, the inner sleeve is located in the outer sleeve, and the inner sleeve is located in the outer sleeve; the inner sleeve is provided with a thread matched with the thread of the plug and a surface matched with the self-locking nut, and the outer sleeve is provided with a thread matched with the thread of the bushing and a tenon structure matched with the groove of the plug. According to the dismounting simulation device, the hemispheroidal outer casing simulation housing is adopted to replace an outer casing, a blanking cap and a mounting base in a real engine, the simulation device is simplified, and meanwhile, the dismounting simulation process is facilitated. The plug dismounting method is simple and easy to implement, and workers can safely and reliably dismount the plug on the engine combustion chamber by using the dismounting tool under the condition that no view exists.

The invention discloses an anti dazzle arrangement and application thereof. The anti dazzle arrangement includes a display module arranged on the front of user's eyes, a drive module and a power module that is electrically connected with display module and the drive module; the display module includes a touch-controlled transparent liquid crystal display screen; the transparent liquid crystal display screen is electrically connected to the drive module, and the drive module drives the transparent liquid crystal display screen to form a shading block; and the drive module integrates a CPU processor and a touch-controlled processing unit. The anti dazzle arrangement can eliminate or reduce dazzling of drivers due to a low angle light source so as to enhance the security and the travelling comfort of driving; size and position adjustment of the shading block can minimize the view range of the driver; the anti dazzle arrangement can be directly mounted on a vehicle as an OEM of a automotive manufacturer for use or as a subsequent reconstructed member for use, can be mounted on wearing helmets of pilots and motorcycle drivers so that the shading function can be achieved on the helmets.

The invention provides waveguide display element comprising a waveguide (10) comprising two opposing main surfaces, a first optical element arranged at a first location of the waveguide (10), a second optical element arranged at a second location of the waveguide (10), and at least one reflector surface (12A, 14A) extending between said main surfaces and adapted to reflect light rays propagating within the waveguide (10). The reflector surface (12A, 14A) is adapted to redirect light rays from the first optical element to the second optical element.