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Optical waveplate
Waveplates (retardation plates or phase shifters) are made from materials which exhibit birefringence. The velocites of
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2018-08-03 |
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cylindrical lens
Cylindrical lens is used to correct astigmatism in the eye, and, in rangefinders, to produce astigmatism, stretching a p
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2018-08-03 |
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telephoto lens
Telephoto lens has a narrower angle of view,it thus gives apparent magnification to objects,it also seems to compress di
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2018-08-03 |
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BK7 optical color filter
Filters are designed by their manufacturers to transmit or absorb different wavelengths of light. And they are widely us
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2018-08-03 |
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achromatic lens
Achromatic Lens is an achromatic consists of a positive low-index Crown Glass lens element cemented to a negative high-i
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2018-08-03 |
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wide angle lens
Wide angle lenses are great for capturing the expanse of a mountain view, or for giving one an appreciation of the entir
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2018-08-03 |
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Optical aspherical lens
We supply aspherical lens.Specification of aspherical lens as follow:Material:BK7 or other optical materialSize:10mm-200
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2018-08-03 |
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37 mm lens cap
A lens cover or lens cap provides protection from scratches and minor collisions for camera and camcorder lenses. Lens c
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2018-08-03 |
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