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Ball & Half Ball Lenses Ball lenses are polished spherical lenses made by optical glass fused silica, sapphire or other optical materials which has relatively high transmission rate for diode with antireflection coating. Wid...
The Application and Development of Cylindrical Lens in Modern Optoelectronic Products The image monitoring and imaging devices currently being promoted provide us with an irreplaceable safety and comfort...Perhaps, while we are enjoying the convenience of optoelectronic products, we ar...
Projection Lenses Projection lens and photographic lens is a pair of opposite lenses, the camera lens is used to image the outside world to the CCD or COMS in the digital format, on the other hand the projection lens t...
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...
The Design Principles of Infrared Optical System The infrared optical system refers to the system that works in the infrared band of the optical wave, which is the optical system that receives or sends infrared light waves. In general, the infrared ...
Cleaning and maintenance of optical lenses in laser instruments With the development of modern industry and the continuous progress of various technologies, we have become more and more demanding of laser technology. The field of laser application is expanding, an...
How to Judge whether Achromatic Doublet Lens is Good or not? Achromatic doublet lens is a kind of glass that can change the direction of light transmission and the relative spectrum of ultraviolet, visible or infrared light. In the narrow sense, achromatic bi-...
What is the Cleaning of Achromatic Doublet Lens Film? The cleaning of achromatic doublet lens can be divided into pre-coating and post-coating. Processors should adopt different cleaning methods according to the different pollutants before and after coat...
Composition of Different Achromatic Doublet Lenses 1. Achromatic doublet lens is a kind of common lens. It consists of several groups of positive and negative cemented lenses with different radius of curved surface. It can only correct the axial chrom...
Advantages and Disadvantages of Aspherical Lenses The surface radian of aspherical lens is different from that of ordinary spherical lens. In order to pursue the thinness of the lens, it needs to change the surface of the lens. Aspheric lens should b...
How to Maintain Projector Lens？ At present, projectors are very popular. In addition to choosing and using them, we also have to maintain them well. Next, I will teach you some correct ways to maintain the projector lens and talk ab...
How to Maintain Projection Lenses? Ⅰ. The projection lenses need cleaning and maintenanceSince the projection lens is directly exposed to the air, dust will inevitably fall on the surface of the lens. If the dust on the lens is not re...
Why Do We Choose to Shoot with an Anamorphic Lens？ Well, stop trying in Photoshop or Lightroom and start looking at the lenses you use. With anamorphic lens, you can get the cinematic look you want.Ⅰ. What is an anamorphic lens?Cinematographers use a...
Understanding and Characteristics of Sapphire Ball Lens Sapphire optical components can be used for various applications that require high durability or a wide spectral range, including semiconductors, FTIR spectroscopy or FLIR imaging. Sapphire glass is t...
Circular Fisheye Lens Suitable for Astrophotography What is a fisheye lens used for?A fisheye camera lens is used for a wide range of activities in different fields: Astronomers use a fisheye camera lens to project the night sky onto a dome in an obser...