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Instruments - Instrument Accessories
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Varsal
Windows
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Specifications: Windows, Wedges, Mirror Substrates,
Coating Witness, Filter Substrates
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Tolerance
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Commercial
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Precision
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Dimensions (mm)
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+/-0.2mm
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+/-0.05mm
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Thickness (mm)
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+/-0.2mm
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+/-0.05mm
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Surface Figure
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1-2 λ
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0.1-1 λ
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Parallelism
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minutes
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5~30 seconds
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Scratch¡ªDig
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80/50 6
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0/40-40/20
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Note:
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1: Varsal manufactures the above components according
to customers' requirements (drawings, specifications, coating
requirements).
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2: We use the Chinese equivalent material to Schott's
optical glass and assure the material quality. Other special
materials (Fused Silica, Quartz, CaF2 etc.) are also frequently used.
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