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Surveillance Lenses
Our CCTV camera lenses come in many forms, including fixed focal-manual iris, fixed iris-manual focus, varifocal, motorized zoom lens options, and pinhole lenses. Each security camera lens we offer pr...
Zoom Lenses
As opposed to a fixed focal length (FFL) lens, Zoom lens focal length can be varied, when maintains its focus. Changing the airspace between the lenses, the lens focal length will change; Such as CCTV...
The market and application of optical materials
In recent ten years, with the development of modern optics, optoelectronics and information technology, there has been a kind of photoelectric digital products and information products with high techn...
Correct cleaning method of optical lens
In the process of installation and cleaning of the lens, any slits, even fingernails or oil droplets, will increase the absorption rate of the lens and reduce the service life. Therefore, the followin...
Diamond Lens Makes Laser Optical Material Processing System Lighter
Diamond has some remarkable properties: for example, its refractive index is 2.4, which is very high, and can be made into thinner optical components for optical systems with the same optical power. T...
The research of crystal glass with ferroelectric semiconductor photoelectric effect has been develop
The polarized photoelectric crystal glass with non-central symmetric structures are based on the spontaneous polarization, which shows the excellent optical performance of nonlinear optics, piezoelect...
The research of phosphate deep UV optical crystal materials has been developed
Nonlinear optical crystal is an important material of photoelectric information, which has wide application prospects in information, research, energy, industrial manufacturing and medical and health ...
Application prospect of nanocrystalline materials
Nanocrystalline material is a crystal glass with at least one dimension in nanometer scale in the three-dimensional space scale. Its grain size is about 1-250 nanometers. A notable feature of this mat...
The Design and Use of Optical Lenses in Physical Optics Engineering
Any optical lens, whether new or old, we can use the term lens description to distinguish between the number of the lens, the types of glass, mirror surface radius, the thickness of the lens, the di...
The Basis of Light Setting: Analyzing the Design Requirement of Optical Systems
Any kinds of optical instrument's use and service conditions will have a requirement for their optical systems, they can be summarized as the following aspects.1. The basic characteristics of optical ...
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