Products/Services for GRIN Lens Endoscope
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Optical Lens Assemblies - (180 companies)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 are composed of a number of lenses... -
Borescopes - (229 companies)...used in rigid borescopes are typically achromats, GRIN lenses, or Harold Hopkins designs. While rigid borescopes are economical and effective, their grave disadvantage is that their viewing is effectively limited to a straight line. When inspecting... -
Gradient Index Lenses - (8 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. Gradient index lenses are optical lenses -- often planar -- which... -
Microscopes - (724 companies)...the electrons fall back to their original energy levels, they emit lower-energy and longer-wavelength light. An inverted microscope locates the illumination system above the stage and the lens system below the stage. A confocal microscope or laser... -
Camera Lenses and Video Lenses - (269 companies)Camera lenses and video lenses attach to video cameras for use in machine vision, quality monitoring, security, and remote monitoring for industrial and commercial operations. This search form does not cover consumer video camera lenses. Camera... -
Lens Holders - (23 companies)Lens holders are used to stabilize and maintain the position of all the optical components of a lens assembly. Lens holders are used to stabilize and maintain the position of all of the optical components in a lens assembly. The primary purpose...
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Optical Lenses - (483 companies)Lenses. Gradient index (GRIN) lenses are simple planar lenses which continuously bend light rays within the lens until they finally converge on the focal point. This contrasts with conventional lenses, which primarily bend light abruptly when it exits...
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Specialty Optical Fiber - (90 companies)Specialty optical fiber is modified, usually by doping, for a specialized function. It consists of one or more transparent fibers enclosed in a protective covering.
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Zoom Lenses - (34 companies)Description. 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, longer focal...
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Microscope Lenses and Objectives - (81 companies)Microscope lenses and microscope objectives include eyepieces or oculars, optical filters, objectives, adapters or mounts, condensers and other optical components for microscopy. Microscope lenses and microscope objectives include eyepieces...
Product News
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Changchun Yutai Optics Co., Ltd.
Sapphire Optical Rod Lens What are the applications of sapphire rod lenses?. 1. Laser technology: for high power lasers, beam collimation and focusing;. 2. Fiber optic communications: fiber optic coupling and fiber optic connectors;. 3. Imaging systems: endoscopes, providing high resolution images;. 4. Sensors: optical and environmental sensors;. 5. Ultraviolet optics: ultraviolet lasers and ultraviolet spectrometers;. 6. Scientific experiments: high energy physics experiments: optical components for use in high energy... (read more)Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Changchun Yutai Optics Co., Ltd.
Optical BK7 Glass Aspheric Lens What are the advantages of Yutai Optics' aspheric lenses?. High imaging quality: reduced aberration for clearer images. System simplification: reduce the number of required lenses, reduce system complexity and weight. Good wide angle performance: suitable for wide angle lenses, reducing edge distortion. (read more)Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Avantier Inc.
SWIR lenses SWIR lenses. Short Wave Infrared Lenses (SWIR Lenses) are specifically designed for use in the short wave infrared region with light from 0.9 - 1.7 mm. Sometimes referred to as short wave infrared lenses, these optical lenses have an important place in sorting, surveillance, inspection, quality control, and night vision. At Avantier, we offer both in stock Short-Wave Infrared Lenses and specialize in custom SWIR lens solutions that precisely match our customers ' specifications. Applications... (read more) -
Avantier Inc.
Spherical Lenses Avantier manufactures custom spherical lenses in plano-convex, double convex, and plano-concave shapes, built to meet your specific wavefront and low-scatter requirements. This precision matters most in demanding applications like laser systems, where even the slightest imperfection can affect performance. Spherical Lens Shapes. Plano-Convex Lenses: One flat and one spherical surface, with a positive focal length. Ideal for collimation and near-infinite conjugates, with minimal spherical... (read more)Browse Optical Lenses Datasheets for Avantier Inc. -
Avantier Inc.
Laser Lenses Avantier excels in delivering laser lenses of superior performance, spanning wavelengths from ultraviolet to visible, near-infrared, and even extending to long-wave infrared; a wide selection of lens substrates are offered as well. Laser lenses are integral optical components employed within laser-based devices for a multitude of laser applications. These applications encompass, among others, laser illumination, laser collimation, laser scanning, laser dimensioning, material processing, laser... (read more)Browse Optical Lenses Datasheets for Avantier Inc. -
Avantier Inc.
Infrared Lenses Infrared Lenses (IR Lenses). Avantier specializes in the design and manufacture of custom and stock infrared (IR) lenses tailored for advanced applications across diverse industries, including aerospace, defense, industrial automation, medical diagnostics, and scientific research. From prototype to large-scale production, our IR optics are built to deliver high performance and durability across the full infrared spectrum --from short-wave infrared (SWIR) and near-infrared (NIR) to mid-wave... (read more) -
Avantier Inc.
Relay Lenses Relay Lenses - High-Precision Optical Relay Lens Systems. Avantier designs and manufactures relay lenses that transfer an image plane and/or pupil plane from one point to another with high resolution and minimal distortion. Unlike conventional imaging lenses, relay lenses offer precise control over pupil position, optical path length, and beam geometry, making them a fit for complex optical assemblies that require extended image paths, beam redirection, or integration with scanning or steering... (read more)Browse Microscope Lenses and Objectives Datasheets for Avantier Inc. -
Avantier Inc.
Acylindrical Lenses Benefits of Acylinder Lenses. An acylindrical lens is designed to be highly efficient and to deviate from a true cylinder in such a way as to minimize the optical aberrations in a given system. Using acylinder lenses in a system often provides the opportunity to reduce the number of optical components, thus decreasing the size and weight of an optical system. Acylinder lenses also provide ideal collimation and the sharpest possible line focus in many circumstances. Applications of Acylindrical... (read more)Browse Optical Lenses Datasheets for Avantier Inc. -
Avantier Inc.
UV lenses At Avantier produces custom UV lenses for applications involving ultraviolet light from 10 nm to 400 nm. UV lenses are specialized optical components designed for wavelengths below 400 nm, making them ideal for UV laser applications, focusing, and collimation. Depending on the design and substrate, our UV lenses can also support applications across the VIS, NIR, and IR spectra. Applications of UV Lenses. UV lenses may be used for focusing ultraviolet light sources, for polychromatic... (read more)Browse Optical Lenses Datasheets for Avantier Inc. -
Avantier Inc.
Germanium Lenses Avantier Germanium lenses offer a combination of high refractive index, low dispersion, and exceptional ruggedness, making them well suited for demanding infrared applications. With a high refractive index among readily available IR-transmitting materials, Germanium provides minimal chromatic aberration due to its low dispersion. These properties make Germanium lenses a preferred choice for infrared applications such as FLIR and FTIR, as well as thermal imaging systems and precision analytical... (read more)Browse Aspheric Lenses Datasheets for Avantier Inc.
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Super-Achromatic Rapid Scanning Microendoscope for Ultrahigh-Resolution OCT Imaging
The im- age resolution was ∼4.0 × 3.0 µm for the compound microlens endoscope and ∼13.5 × 3.5 µm for the GRIN lens endoscope (transverse × depth in air).
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In-vivo microscopy using gradient index of refraction (GRIN) lens endoscopy
THE GRIN LENS ENDOSCOPE AS AN IN-VIVO MICROSCOPE .
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Clinical two‐photon microendoscopy
We report on the first clinical use of multiphoton endoscopes, in particular of a miniaturized rigid two‐photon GRIN lens endoscope .
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OSA | Three-photon excited fluorescence imaging of unstained tissue using a GRIN lens endoscope
Three-photon excited fluorescence imaging of unstained tissue using a GRIN lens endoscope .
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An Imaging Technique of Microcapsule Endoscope Using a GRIN Lens
Key words： GRIN lens Endoscope Matrix analysis CCD .
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Advances in Intravital Microscopy
Fig. 15.23 Three-photon lateral and axial resolution of the GRIN lens endoscope system.
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Medical Image Computing and Computer-Assisted Intervention – MICCAI 2001
Using the “steady hand” robot as the experimental platform we investigate using such a system for creating composite retinal images using a GRIN lens endoscope and for puncturing small blood vessels in the retina.
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OSA | In vivo imaging of unstained tissues using long gradient index lens multiphoton endoscopic systems
○ Three-photon excited fluorescence imaging of unstained tissue using a GRIN lens endoscope (BOE .
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Laser‐Assisted Endoscopic Stapedectomy: A Prospective Study
Hopkins rod, fiberoptic, and gradient-index ( GRIN ) lens endoscopes were examined in cadaver temporal bones, animal operations, and patient surgery.
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Multiphoton gradient index endoscopy for evaluation of diseased human prostatic tissue ex vivo
After being collimated by an aspheric lens on the portable GRIN lens endoscope , the beam is scanned by a two-axis galvanometer scan mirror system, and two scan lenses and a 0.3 NA objective are used to scan the back of …
