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Product Details
Specifications:
1. Material: N-BK7
2. Surface Quality: 60/40
3. Surface Flatness: PV≤λ/4~λ/8 @633nm
4. Angular Tolerance: 180°±5arc sec
5. Clear Aperture: ≥ Central 80%
Address: Building 5, 1258 erudite road, Jiading District, Shanghai
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