68 results about "Ophthalmological equipment" patented technology

An ophthalmologic apparatus includes an ophthalmologic apparatus configured to acquire unique information of a subject's eye, an acquisition unit configured to acquire a value indicating brightness of surroundings of the ophthalmologic apparatus, and a recording unit configured to record in a storing unit a value indicating brightness acquired by the acquisition unit, associated with a tomographic image.

An ophthalmologic apparatus includes an aberration measurement unit configured to measure aberration caused by a subject's eye by using a return beam of a first measuring beam from the subject's eye, a correction unit configured to correct aberration of a return beam of a second measuring beam from the subject's eye caused by the subject's eye based on the aberration measured by the aberration measurement unit, a first acquisition unit configured to obtain a first image of the subject's eye by using the aberration-corrected return beam of the second measuring beam from the subject's eye, and a control unit configured to enter one of the first measuring beam and the second measuring beam into the subject's eye while limiting entry of the other measuring beams into the subject's eye.

A solution for the individual automatic rough positioning of ophthalmological equipment with respect to a to ensure the diagnostic or therapeutic treatment of the patient. The assembly includes a positioning aid and a control unit for the automatic alignment of the axis of vision of the eye with the optical axis of the ophthalmological equipment. The positioning aid includes a chin rest and a forehead support which have corresponding controllable actuating devices. The assembly has an additional measuring device for recording the geometry of the face of the patient.

An ophthalmic apparatus comprises an imaging unit which images a fundus of an eye to be examined; a calculation unit which calculates a displacement of an imaging position of the imaging unit between fundus images captured by the imaging unit; and a display control unit which causes a display unit to display a fundus image captured by the imaging unit and a region of interest so as to locate the region of interest at a predetermined position on the fundus image based on the displacement calculated by the calculation unit.

The present invention relates to an ophthalmic device designed to ease the use of eye drop dispensers. It is one ophthalmic device but can be thought of as consisting of two parts: the nose bridge (11), which rests on the user's nose and the body (19), which connects to the eye drop dispenser. The body is flat and comes off of the nose bridge at an angle, allowing the eye drop dispenser to point toward the eye. The body attaches to the eye drop dispenser by Velcro (18), adhesive tape, strap, or any other measure to adhere two things together. This allows the ophthalmic device to work with any type of eye drop dispenser. Together, the nose bridge and the body, allow the user to securely and easily administer an eye drop to the medial part of their eye.

A packaging system for storing ophthalmic devices such as contact lenses and methods for packaging such ophthalmic devices with solutions is disclosed. The packaging system contains an unused, ophthalmic device in an aqueous packaging solution comprising tris(hydroxymethyl)aminomethane or a salt thereof; wherein the solution has an osmolality of at least about 200 mOsm/kg and a pH in the range of about 6 to about 9.

An ophthalmologic apparatus measures a dimension of an eye to be examined. The ophthalmologic apparatus includes a light source, an incidence member, an acquisition unit, and a display unit. The incidence member causes light from the light source to be incident on a plurality of different positions in the eye to be examined The acquisition unit acquires a two-dimensional tomographic image of an interior of the eye to be examined on the basis of a plurality of interference signals acquired as a result of the incidence member causing the incidence of light on the plurality of different positions. The display unit displays the acquired two-dimensional tomographic image.

The invention relates to the technical field of ophthalmic equipment, and discloses 650-nm light-supplementing glasses. The 650-nm light-supplementing glasses comprise a glasses box, wherein glasses supports are movably hinged with both the left and right sides of the glasses box, and red filter glass is embedded into the front surface of the glasses box. According to the 650-nm light-supplementing glasses, two 650-nm lasers are started through a control panel, at the time, laser beams of the 650-nm lasers travel towards diffuse reflectors, when the laser beams go through the red filter glass,filtered red light can treat eyes, when the 650-nm laser beams enter the eyes, part of laser energy irradiates eyeballs, 650-nm laser is at a hemoglobin spectrum absorption peak, and can be absorbedby hemoglobin, blood circulation is promoted, the oxygen supply capability of the eyeballs is improved, improvement of vision of the eyeballs is facilitated, under long-term treatment, axial elongation can be effectively inhibited, thus vision of the eyes is improved, and occurrence and development of shortsightedness are inhibited, so that the probability of shortsightedness is reduced.

An ophthalmological apparatus includes a photographing mode selection processor that selects any one of a plurality of photographing modes including a color photographing mode and a fluorescent photographing mode, a photographic optical system that photographs a subject's eye in a photographing mode selected by the photographing mode selection processor, a vision fixation optical system including a vision fixation target display that displays a vision fixation target, the vision fixation optical system projecting an image of the vision fixation target displayed in the vision fixation target display on the subject's eye, and a control processor that changes an amount of light of the vision fixation target in accordance with the photographing mode selected by the photographing mode selection processor.

According to the present invention, there is provided an ophthalmologic apparatus in which identifying power for the index or an index indicating state is improved to eliminate the confusion of a person to be examined, so that an eye examination time period can be shortened and the reliability of an eye examination can be improved. The ophthalmologic apparatus includes an index plate that displays an index, an index projecting optical system that projects the index to an eye to be examined, a variable cross cylinder that produces a pair of index indicating states of the index used for a cross cylinder test, a lamp and a liquid crystal screen that generate identifiers serving as identification information, and a dichroic mirror that combines the identifiers with the pair of index indicating states to be indicated to the eye to be examined.

The invention provides ophthalmological equipment and a diaphragm system, and belongs to the field of ophthalmological instrument. The diaphragm system comprises a light source, a light beam generating mechanism, an image collector and a driving mechanism, the light source is used for emitting infrared light, the light beam generating mechanism comprises a plurality of light-penetrating areas and used for separating the infrared light into a plurality of light beams, the image collector is used for collecting images of a plurality of faculae formed by the infrared light beams on a retina of a patient, and the driving mechanism is used for driving the light-penetrating areas to move along a direction perpendicular to an optical axis so as to change positions of the light-penetrating areas. The light beam generating mechanism is an LCD (liquid crystal display) screen which is provided with a plurality of the light-penetrating areas allowing the infrared light to penetrate. The ophthalmological equipment and the diaphragm system have the advantages that even though the position of an eye ball of the patient changes during inspection, at least one detecting position can always exist in the light-penetrating areas, and under the detecting position, the image collector can collect all faculae completely, so that data obtained from fitting are accurate.

An ophthalmic apparatus is provided that includes: an optical head unit; an information obtaining unit that, using a learned model obtained by learning information of a position relating to at least one of an eye to be examined and an optical head unit, obtains information of a position relating to at least one of an eye to be examined and the optical head unit from an image relating to an eye to be examined that is obtained using the optical head unit; and a drive controlling unit that controls driving of at least one of a supporter that supports a face of a subject and the optical head unit; in which, based on the obtained information of the position, the drive controlling unit controls the driving to cause at least one of the eye to be examined and the optical head unit to move to the position.

Systems and methods are provided for eye health and vision examinations. A customer diagnostic center is configured to generate customer examination data pertaining to an examination of a customer's eye. The customer diagnostic center provides a user interface for communicating with a customer and ophthalmic equipment for administering tests to the customer. A diagnostic center server is configured to receive the customer examination data from the customer diagnostic center over a network and allow the customer examination data to be accessed by an eye-care practitioner. A practitioner device associated with the eye-care practitioner is configured to receive the customer examination data from the diagnostic center server and display at least a portion of the customer examination data to the eye-care practitioner. Customer evaluation data is generated pertaining to the eye-care practitioner's evaluation of the customer examination data. An eye health report is provided to the customer via the network.

The invention discloses an ophthalmic camera storage device, and belongs to the field of ophthalmology equipment. The ophthalmic camera storage device comprises a box body, a box cover is arranged on the upper side of the box body, an electric lifting rod is installed on the inner bottom wall of the box body, and the telescopic end of the electric lifting rod faces upwards and is installed on the bottom wall of a shell of a fundus camera. An automatic opening and closing mechanism is installed on one side of the top of the box body, and a rack and a U-shaped sliding plate are installed on the bottom wall of the box cover. The fundus camera can be stored and protected when being not in use, accidental damage to the fundus camera caused by accidental collision of personnel, misoperation and dust is avoided, equipment safety is guaranteed, property losses are avoided, meanwhile, heat dissipation treatment can be conducted on the equipment during equipment operation, and efficient operation and use of the equipment are guaranteed.

Described are ophthalmic devices and methods for their preparation and use. The ophthalmic device comprises at least one heterocyclic ligand complexed with a transition metal, wherein the ophthalmic device is a polymerization reaction product of a reactive mixture comprising: (a) one or more monomers suitable for making the ophthalmic device; and (b) a heterocyclic ligand-containing monomer, and wherein the ophthalmic device has a transmittance at 400 nm of 90 percent or less.

A device by which the magnification stages of a magnification selector based on Galilean telescope systems can be adjusted by a motor. The magnification selector has a sensor that transmits the currently magnification stage to a control unit; in the control unit, an assignment of the magnification stages present on the magnification selector to a sequence of the magnification stages, organized based on size, is stored. For the user, there are operating elements connected to the control unit for selecting a magnification stage. In order to set the magnification stage selected by the user via the operating elements, the magnification selector has an actuator, which is connected to the control unit to receive appropriate control signals. Although provided in particular for slit lamps and surgical microscopes having eyepieces, the solution can also be applied in other ophthalmological devices or devices from other technical fields.