Material Knowledge
Colorless Optical Glass
Colorless Optical Glass Optical glass is the foundation and important part of photoelectric technology industry, and its components are the key components in optical instruments.
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Material Knowledge
Classification of quartz glass
Quartz glass is a special industrial technology glass made of silica. It is a very excellent basic material. Quartz glass sheet has a series of
Material Knowledge
Difference between optical quartz glass and general glass
Nowadays, with the continuous development of production technology, there are various new types of glass, which have more and stronger functions and gradually replace ordinary
Material Knowledge
Introduction to optical glass
Glass that can change the propagation direction of light and the relative spectral distribution of ultraviolet, visible or infrared light. In a narrow sense, optical
Material Knowledge
Difference between optical glass and ordinary glass
Main differences between optical glass and ordinary glass: Optical glass has high transparency, high physical and chemical uniformity and specific and accurate optical coefficient Physical
Material Knowledge
What is optical glass?
Optical glass is a glass with high homogeneity, which becomes a material for optical elements that transmit images through reflection and refraction of light such
Material Knowledge
Optical glass materials
Many people know that glass is widely used. Ordinary glass is what people contact more, and people pay more attention to optical glass around us.
Technical Knowledge
Cold reflection in infrared optical system design
1. Related concepts of cold reflection Cold reflection is a common stray light effect in cooled infrared system. The cooled infrared detector usually works at
Product Knowledge
polarizers and neutral density filters
Some people may think that in the modern era of digital photography, neutral density and polarization filters are not needed. Okay, No. Although many filters
Product Knowledge
Neutral density (nd) filters
Neutral density (nd) filter: it can attenuate the light intensity. After passing through the neutral density filter, the light from the visible light region to