Specifications
|
|
Substrate material
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UV Grade Fused Silica or BK7
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Diameter
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25.0 +0~-.025 mm
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Thickness
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3 ± 0.5 mm
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Min. clear aperture
|
>90% of diameter
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Tpeak
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>35%
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Attenuation
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T<0.01%
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Angle of incidence
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0° ± 5°
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Coating Technology
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Electron beam evaporation, dielectric multilayers, or metal induced interference filter
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Surface quality
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20/10 per MIL-O-13830B
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Wedge
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<3 minutes
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Wavefront distortion
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≤1 λ @ 633nm per 25mm
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Humidity resistance
|
Per MIL-C-675A
|
Abrasion resistance
|
Per MIL-C-675A
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Optimum temperature
|
23°C
|
Temperature limits
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-50°C to 100°C
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Certification
|
Spectrophotometer print of lot sample
|
Cleaning
|
Non-abrasive method, isopropyl alcohol on lens tissue recommended
|
Wavelength(nm)
|
355, 405, 488, 514, 532, 633, 780, 850, 1064
|
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