产品展示

双凸透镜

The based function of the lenses is that when lights from point sources are converged. And it is usually useful as simple image relay components.

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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