Sell Plano-concave lenses |
Total 9 Related Items
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| High Precision Plano-Concave Lenses
Specifications: Material: grade A optical glass or Fused Silica Diameter Tolerance: +0.0, -0.05mm Center Thickness Tolerance: +/-0.05mm Surface Quality: 40-20 scratch and dig Centration:+/-1 arc minutes Surface Figure: lambda/4 at 632.8nm Clear Aperture: >85% of diameter Bevel: 0.25x45deg Coating: Upon requirement Standard Plano-Concave Lenses Specifications: Material: grade A optical glass or Fused Silica Diameter Tolerance: +0.0, -0.15mm Center Thickness Tolerance: +/-0.1mm Surface Quality: 60-40 scratch and dig Centration: +/-3 arc minutes Surface Figure: lambda/2at632.8nm Clear Aperture: >85% of diameter Bevel: 0.25x45deg Coating: Upon requirement |
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