Products/Services for Multifocal Lens
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Lens Holders - (32 companies)...holders that can be used to hold lenses with a variety of shapes and characteristics. Common lens holders include fixed lens holders, fixed lens holders with retaining rings, two-axis lens holders, universal lens holders, and self-centering lens holders... Search by Specification | Learn More -
Camera Lenses and Video Lenses - (272 companies)...lighting conditions. In auto DC drive lenses, the iris is automatically adjusted via a dc signal output by the camera. There is no circuitry in the lens, just the motor driven by the DC signal. For auto video drivesthe iris is automatically adjusted via... Search by Specification | Learn More -
Optical Lens Assemblies - (144 companies)Optical Lens Assemblies Information. Optical lens assemblies are composed of a number of lenses mounted for a particular imaging function. These can include telecentric lenses, collimators, beam expanders, zoom lenses, etc. Optical lens assemblies... Search by Specification | Learn More -
No Image AvailableZoom Lenses - (18 companies)Zoom Lenses Information. Zoom lenses are mechanical assemblies of lens elements that provide the ability to vary focal length and angle of view. In optical systems, shorter focal lengths provide greater optical power. In telescopy and photography... Search by Specification | Learn More
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Cylindrical Lenses - (139 companies)Cylindrical lens have at least one surface that is formed in the shape of a cylinder. Cylindrical lenses are used to correct astigmatism in the eye, and, in rangefinders, to produce astigmatism, stretching a point of light into a line. This area... Search by Specification | Learn More -
Fresnel Lenses - (36 companies)Fresnel lenses resemble a planoconvex or planoconcave lens that is cut into narrow rings and flattened. If the steps are narrow, the surface of each step is generally made conical and not spherical. How to Select Fresnel Lenses. Image credit: Knight... Search by Specification | Learn More
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Microscope Lenses and Objectives - (62 companies)...instead of video cameras. Other optical components for microscope lenses and objectives include contrast plates, cover slips, diaphragms, illuminators, mechanical stages, and mirrors. The objective lens is the microscope lens closes to the object. Search by Specification | Learn More
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Gradient Index Lenses - (14 companies)Gradient index (GRIN) lenses focus light through a precisely controlled radial variation of the lens material's index of refraction from the optical axis to the edge of the lens. How to Select Gradient Index Lenses. Image credit: Thorlabs | Grintech... Search by Specification | Learn More
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Spherical Lenses - (231 companies)...10:1). Biconcave. Negative. < 5:1. Meniscus. Either; dependent upon lens. Image credit: Freewebs | Standa | Direct Industry | Play Hookey. Specifications. Wavelength Range. Spherical lenses can be designed to operate within specific ranges... Search by Specification | Learn More
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Telecentric Lenses - (19 companies)...lenses, the entrance pupil is at infinity. With image-space telecentric lenses, the exit pupil is at infinity. If both the entrance pupil and the exit pupil are at infinity, then the lens is double telecentric. Specialty telecentric lenses are also... Search by Specification | Learn More
Product News for Multifocal Lens
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Argyle International, Inc.
Lenses Argyle manufactures a wide variety of lenses. Custom designs including odd shapes, sections, and center holes are standard fare. Finish and accuracy from condenser to laser quality. Diameters from 0.5mm to 200mm. Surface finish to 10-5. Surface quality to 1/8 wave. Custom shapes. Spherical lenses. Cylindrical lenses. Sections and holes. Choose from our extensive Tooling List. _____________________________________________________________________. Click here to download our brochure... (read more)Browse Optical Lenses Datasheets for Argyle International, Inc. -
Ross Optical Industries
Cylindrical Lenses A lens having at least one surface that is a portion of a cylinder. Cylindrial lenses focus light along one axis only, thus forming a line image from a parallel incident beam. Typically used in the slit illumination of apertures, or converging the light for a line scan detector as well as stretching a point of light into a line as in a laser level. Ross Optical Industries Management and Employees pledge commitment to Excellence, Conformance to Customers requirements, and Continuous Improvement... (read more)Browse Cylindrical Lenses Datasheets for Ross Optical Industries -
Universe Kogaku (America) Inc.
Custom Camera Lenses and Video Lenses Universe offers a full line of C and Cs style CCTV lenses available from stock. All formats, including hard to find 1" optics are here. We only handle premium all-glass lenses, many of our own design and manufacture. We carry many specialty lenses as well, including right angle, pinhole and motor or manual zoom. Please call us to discuss your specific application as we do not list on our website all the products we carry. We also provide filters, step rings, and many adapters to meet your... (read more)Browse Camera Lenses and Video Lenses Datasheets for Universe Kogaku (America) Inc. -
Gurley Precision Instruments
Spherical and Aspherical Optical Lenses Optical Lenses from Gurley are available in standard and custom designs. We provide spherical and aspherical lenses. We also coat all parts in our Troy, NY facility and provide customers with all specrtal traces for your review. Select from our standard line of lenses which include plan-convex, plano-concave, aspherical. Because we stock these lenses, you will benefit from our quick delivery and low prices. Or, send us a drawing and we can fabricate and coat a lens to your specific needs. (read more)Browse Spherical Lenses Datasheets for Gurley Precision Instruments -
NET USA, Inc.
Telecentric Lenses for Machine Vision NET USA offers a complete line of Telecentric Lenses and accessories. Telecentric lenses offer parallel main rays to the optical axis. For this reason, telecentric lenses eliminate the perspective error when the distance between object and lens changes. Telecentric lenses are ideal for coaxial illumination. Telecentric lenses are mostly used for accurate measurement and offer low distortion, less shading and high resolution. More than 160 different models are available from NET USA. • slim... (read more)Browse Camera Lenses and Video Lenses Datasheets for NET USA, Inc. -
Universe Kogaku (America) Inc.
New UV0928CM Optical Lenses UV0928CM: 9mm F/2.8 Ultraviolet Lens with Focus Lock. Universe Kogaku America adds to its existing line of Quartz lenses, a new 9mm lens for imaging applications in the non-visible light spectrum. This lens comes with a C-Mount, but can be configured to suit any requirement. Learn more about the UV0928CM (read more)Browse Optical Lenses Datasheets for Universe Kogaku (America) Inc. -
Intrinsic Crystal Technology Co., Ltd. (ICC)
spherical glass lenses spherical lenses types size from dia5.0mm to dia80.0mm in large quantity. material bk7, uvfs, Stih, SF, Pyrex. plano-convex/concave; bi-convex/concave. coated: vis, NIR, PR, HR. best ability: 10-5, 1/10 lambda, 1 arc min wedge. workers: 80 persons within 5000 square meters. measurement: FUJI, ZyGO,. QC contronl: ISO9001:2008. application; laser scanner lenses, camera lenses, optical instrument, laser diode. (read more) -
Universe Kogaku (America) Inc.
Plastic Lens Mount for CCD Lens Assemblies New Plastic Lens Mount for CCD Lens Assemblies Improves Camera Design and Performance. Universe Kogaku introduces the new BO1 and BO2 Lens Mounts for Universe CCD Lens Assemblies. Applicable for OEM use in security, machine vision, multimedia and related vision products, the mounts fit most popular CCD footprints, and aid in improving camera design, performance, mounting ease and reliability. Both the BO1 and the BO2 measure 18.8mm x 17.4mm, with an internal recess for the CCD of 17.0 x 14.0 x... (read more) -
NET USA, Inc.
Machine Vision Lenses Today advanced and progressive miniaturisation technology challenges the equipments'. manufacturers to keep pace with the increasing demand for the small sized components. As a result, the bonding and assembly tools must be devised to meet the stringent. requirement raised on the cycle time, inertia,and torque. One example for high resolution CCTV lens type are. 3 respectively 5 megapixel CCTV lenses with incredible price / performance ratio. - High resolution e.g. SV3514H more than 200 lp/mm... (read more)Browse Camera Lenses and Video Lenses Datasheets for NET USA, Inc. -
LaCroix Optical Co.
Custom Optical Lenses Manufacturing Depending on attributes and quantity, our manufacturing engineers will determine whether to use a conventional, CNC or hybrid method to make the lenses. Currently we work with all optical glasses and glass-like materials including filter glass, fused silica, Zerodur and Pyrex. We can produce up to 1/20th wave surface accuracy and control wedge to seconds. High-precision CNC edging machines make it possible to enhance the lens with complex truncations, steps and even free-form shaping... (read more)
Conduct Research
...the afflicted natural lens with an artificial one made from plastic has become the most viable and successful option. Helping to create these eye savers is IOL International of Largo, FL, developer of the Optical Generator for making intraocular lenses of all styles-from foldable to multifocal. IOLrev...
Engineering Web Search: Multifocal Lens
Fresnel lens - Wikipedia, the free encyclopedia
A Fresnel lens (pronounced /fre??n?l/ fray-NEL or /?fr?zn?l/ FREZ-nel) is a type of compact lens originally developed by French physicist
Contact lens - Wikipedia, the free encyclopedia
Contact lens From Wikipedia, the free encyclopedia
Multifocal ophthalmic lens invention
Multifocal ophthalmic lens USPTO Application #: 20070188700 Title: Multifocal ophthalmic lens
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Class Schedule for Class 351 OPTICS: EYE EXAMINING, VISION...
With multifocal lens 229 With plural lens carrier For interpupillary distance measuring or lens positioning
Class Definition for Class 351 - OPTICS: EYE EXAMINING, VISION...
when not otherwise classifiable, such as temples, bridges, connectors, lens linings or rims, and nose pads or cushions.
New generation 1.56 optical lens in single vision, multi-focal...
Home Products Optical lenses New generation 1.56 optical lens in single vision, multi-focal and phtochromic
New generation 1.56 optical lens in single vision, multi-focal...
home products Optical lenses New generation 1.56 optical lens in single vision, multi-focal and phtochromic
Ophthalmic Lens Design and Fabrication II - OE/LASE '94 |...
Multifocal ophthalmic lens testing Author(s): Rong Sun; Valdemar Portney Ophthalmic Lens Design and Fabrication II (Proceedings Volume)
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