Frequently Asked Questions

The applications of the Optical Glass Lenses include projection systems, digital camera systems, biological recognition systems, medical systems, security systems, and machine vision.

The specifications of the Plano-convex lenses include a size range of ∮8mm -∮200mm, diameter tolerance of +0.0/ -0.05(≤70mm) +0.0/ -0.2(>100mm), thickness tolerance of ±0.02mm -±0.1mm, centering accuracy of 30"-120"(≤40mm) and 2'-5'(>40mm), clear aperture of >90% of the diameter, surface quality of 80/50 -40/20, and coating of 400-900nm(customization).

The Bi-concave lenses are generally used to expand light or increase focal length in existing systems, such as beam expanders and projection systems.

The processing capability of the Prism Series includes angular accuracy of -5", surface accuracy of within 1/10 λ, pyramid error of -1", and size accuracy of ±0.02mm.

Shenzhen Oande has complete test equipment such as the Olympus interferometer and spectrometer to guarantee the quality of the optical lens.

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