<address id="7hhn7"><var id="7hhn7"><mark id="7hhn7"></mark></var></address>

    <thead id="7hhn7"><var id="7hhn7"><output id="7hhn7"></output></var></thead>

      
      

          產品展示

          雙凸透鏡

          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

           

          国产97碰公开免费视频