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Spherical vs. Aspheric Lenses: A Clear Perspective
Posted July 4
When it comes to eyeglasses and contact lenses, the choice of lens design plays a crucial role in providing clear and comfortable vision. Two commonly used lens designs are spherical and aspheric lenses. While both serve the purpose of correcting refractive errors, they differ in their curvature and...
Posted May 30
An IR (infrared) lens is a specialized optical component designed to capture and focus infrared light. While traditional lenses primarily deal with visible light, IR lenses are engineered to transmit and focus wavelengths beyond the visible spectrum. These lenses are commonly used in various fi...
Posted March 27
An optical coating is one or more thin layers of material deposited on an optical component such as a lens, prism, or mirror, which alters the way in which the optic reflects and transmits light. These coatings have become a key technology in the field of optics. One type of optical coatin...
Infrared Thermal Imaging Knowledge
Posted December 19, 2022
Infrared Thermal Imaging Knowledge Infrared principle 1. Infrared Definition In nature, any object with a temperature above absolute zero (-273℃) can emit electromagnetic waves. Infrared is the most widespread form of electromagnetic waves in nature, it is a kind of energy, and this energy i...
Optical Lens Material--Optical Glass
Posted December 2, 2022
The optical glass is mixed with high-purity silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium and other oxides according to a specific formula, melted in a platinum crucible at high temperature, stirred evenly with ultrasonic wave, and removed of bubbles; Then slowl...