產品展示

平凸透鏡

The based function of the lenses is that when parallel beams are converged or lights from point sources are converted to parallel beams. The lenses are polished carefully .We can supply these lens that uncoated and coated with broadband multilayer AR coatings for visible.

Specifications 

Item                        
 Commercial
 High Precision
Material: 
N-BK7;Fused Silica ;Silicon
Diameter φ:  
3mm~60mm
Dimension tolerance:
±0.1mm
  ±0.05mm
Focus length tolerance:
±2%@632.8mm
Surface figure(per 25.4mm)
λ/4@632.8nm
 λ/10@ 632.8nm
Surface quality:
MIL40-20
Clear aperture:
85%
Centration:
 ≤3′
Bevel(face width×45°):
 0.2~0.4mm or specified by customer
Coating:
    Specified by customer
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