Classifications of Filters
Although there are many types of filters, they all have the same basic function: transmit light of a specific wavelength or color range while preventing the remaining wavelengths from passing through....
Basic Knowledge About SWIR Lensens
1. SWIR Lenses is also an optical lensSWIR Lenses refers to the wavelength range between 900nm and 2500nm, which is invisible to the naked eye.Light is an electromagnetic wave. SWIR lenses is located...
Tips on Selecting The Bandpass Filter
1. What is Bandpass Filter?Bandpass Filter is optical filter that passes one or more specified wavelength bands while blocking other wavelength bands. Bandpass Filter refers to wavelength ranges and i...
What Are the Effects of Fisheye Lens?
Ⅰ. What are fisheye lenses?A fisheye lens is a type of super wide-angle lens that aims to view as far as the human eye can perceive, if not farther. However, there is a significant difference, becaus...
What Are the Uses of Sapphire Lenses?
Sapphire lenses are excellent optical lenses with good transmittance in ultraviolet, infrared, and visible light bands. They can meet the requirements of multi-mode composite guidance. Sapphire filter...
The Role of Fisheye Lenses
Fisheye camera lens is a type of lens with a very short focal length and a viewing angle close to or equal to 180°. It has a focal length of 16mm or shorter. It is an extremely wide-angle lens and is...
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