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bitoric lens
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Two different radius are in everyone surface. Two surface are both so that. Single lens with both surfaces are complex surface.Or two surfaces of
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BK7 windows
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Material:BK7 grade A optical glassSize:Dia 3.0~200.0mm x thickness 0.3~60.0mm Dimension tolerance:0/-0.1mmThickness Tolerance:±0.2mm Angle tolerance:5 arc sec—3 arc minOptic
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CaF2 lens
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Material:CaF2 single crystalSize:4mm-220mmDimension tolerance:0/-0.15mmThinkness Tolerance:±0.2mmCentration:3 arc min Surface figure:1/4λSurface quality:60—40scratch and digClear
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CaF2 Windows
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Material:Calcium Fluoride Single CrystalSize:Dia 3.0~200.0mm x thickness 0.3~60.0mm Dimension tolerance:0/-0.1mmThickness Tolerance:±0.2mm Angle tolerance:5 arc sec—3 arc min
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Corner cube prism
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Material:optical glass,fused silica, Size:4mm-100mmDimension tolerance:±0.2mm Angle tolerance:±30arc secOptical parallelism:10arc secFlatness:λ／2—λ/8Surface Clear aperture:90％
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Double concave cylindrical lens
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Material:BK7,UV-grade fused silicaParaxial focal length:±5mm—±3000mm±1%Length:2mm—300mm±1%Width:2mm—200mm±1%Surface quality:60-40scratch and digSurface Figure:λ／4,λ/2Centration:
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Double concave lens
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Material:BK7,UV-grade fused silicaSize:3mm-220mmThickness Tolerance:±0.2mmCentration:3 arc min Surface figure:1/4λSurface quality:60—40scratch&
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Double convex lens
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Material:BK7,UV-grade fused silicaSize:3mm-220mmThickness Tolerance:±0.2mmCentration:3 arc min Surface figure:1/4λSurface quality:60—40scratch&
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