Production Capabilities:
Material: BK7,grade A, fine annealed
Wavefront Distortion: λ/8
Dimension Tolerance: ± 0.05mm
Angle Tolerance: < 30 art seconds(polished to polished surfaces)
Surface Flatness: λ/4
Surface Quality: 20-10 scratch-dig
Perpendicularity of two ground surfaces to the polished surfaces: 2 art minutes
Clear Aperture: > 90% of edge dimension
Extinction Ratio: Tp/Ts >500:1
Coating Curve:
Material: BK7 grade A, fine annealed Wavefront Distortion: λ/4 Dimension Tolerance: ± 0.10mm Angle Tolerance: <30 art seconds(polished to polished surfaces) Perpendicularity of two ground surfaces to the polished surfaces: 2 art minutes Surface Flatness: λ/2 Surface Quality: 60-40 scratch-dig Clear Aperture: > 90% of edge dimension Extinction Ratio: Tp/Ts >500:1 Coating Curve: |
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