Aug. 06, 2026
CW vs. Pulsed Laser Damage: Why Lens Requirements Are Different
Absorbed power = incident power × absorption fraction
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Aug. 05, 2026
Why Contaminated Laser Lenses Fail at High Power
A contaminated laser lens can appear harmless at low power, yet fail within seconds when the beam reaches a high-power operating condition. The reason is localized absorption: dust, oil, fingerprints, process fumes, and microscopic moisture absorb part of the laser energy and convert it into heat. That heat creates a thermal lens, coating stress, surface deformation, and eventually a
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Aug. 05, 2026
Which Spherical Lens Shape Is Best for Your Optical System?
A Spherical Lens selection can determine whether an imaging or laser assembly reaches its target resolution, transmission, and working distance. This guide explains the best spherical lens shape for optical system design, how to choose spherical lens curvature, and when to work with a custom spherical lens manufacturer. It compares the plano-convex lens, biconvex lens, and other forms using
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Aug. 05, 2026
How Ball Lenses Support Compact Optical Measurement Systems
A compact optical measurement system can fail even when its sensor, light source, and software are correctly specified. The underlying problem is often the optical interface: insufficient working distance, poor coupling efficiency, excessive package size, or alignment sensitivity between the emitter, target, and detector. In conventional lens assemblies, these issues may force engineers to add
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