Da Sheng Optical offers the most high-quality optical lens processing services.The product contains flat convex lens, double convex, PingAo, double concave lens and elimination of off color lens, etc
The company has the advantage of ultra-precision machining of small lenses, mainly in areas such as medical, defense, scientific research, laser, optical communication industries.
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Diameter Tolerace(mm) +0/-0.1
Clear Aperture ≥ 90% of Diameter
Focal Length Tolerance(%) ±1%
Center Thickness Tolerace(mm) ±0.1
Centering Tolerace(arc min) +0.0/-0.10
Surface Accuracy λ/4@632.8nm
Surface Quality 40-20
Bevel Max = 0.25mm x 45°
material Other on request
coating Other on request
RoHS Exempt