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GiAi Beam Expander Features
1. Low insertion loss.2. High power bearing capacity.3. Transmitted vis..
Types of CCTV lenses (classified by application)1. Wide-angle lens: The viewing angle is more than 9..
Fisheye LensA fisheye lens is an ultra wide-angle lens that produces strong visual distortion intend..
1. The object-side telecentric optical path is to place the aperture diaphragm on the image-side foc..
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