Products/Services for Cassegrain Lens System

  • Telescopes-Image
    Telescopes - (59 companies)
    Telescopes are lens assemblies designed to magnify and view distant objects. Telescopes Information. Telescopes are lens assemblies that are designed to magnify and view distant objects. Telescopes include small devices such as spotting scopes...
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    Telescope Repair Services - (4 companies)
    Telescope repair services refurbish telescopes to their original operating specifications. Telescope repair providers service, refurbish and maintain optical telescopes. Typical repairs for telescopes are to incoming lenses that have suffered from...
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  • Camera Lenses and Video Lenses-Image
    Camera Lenses and Video Lenses - (279 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. How...
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  • Lens Holders-Image
    Lens Holders - (27 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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    Zoom Lenses - (20 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 - (66 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...
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    Cylindrical Lenses - (136 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...
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    Fresnel Lenses - (35 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...
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    Spherical Lenses - (213 companies)
    Spherical lenses, also known as singlets, are transparent optical components consisting of one or more pieces of optical glass with surfaces so curved that they serve to converge or diverge the transmitted rays from an object, thus forming a real...
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    Telecentric Lenses - (18 companies)
    Telecentric lenses are used to provide images independent of an object 's distance, or to prevent wide ranges of angles of incidence. There are three basic types of telecentric lenses: object-space, image-space, and double telecentric. Telecentric...
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