K9 3.98 Inch ZnSe Optical Lens Hemisphere Guide Top Camera Coating
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... is variation of focal length with wavelength. Achromatic doublet lenses correct for this as they are constructed from two different glass types and designed to remove first order chromatic aberration. Generally spherical aberration is reduced at the same...
Shanghai Advance Optical-Electronics Technology Co., Ltd
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IPS LCD 4K Dash Camera 10.88" Rear View Mirror Full HD 1080P Car Dvr Auto
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...Inch Rearview Mirror 4K Dash Camera Key Features of Full HD 1080P Dash Camera 【10.88Inch Big Screen】The DC600VS have 10.88inch IPS screen, 2.5D Curved Surface Screen. 【Super WIde Angle】135 degree wide angle, also the lens angle can be adjustment, support twist up and down, left and rigt. 【Good Night Vision】The DC600VS with good night vision clear shooting,equipped with F1.8 large aperture full hd spherical glass...
Shenzhen HDKing Electronics Co., Ltd.
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