Short and Long Wave Pass Filters |
Specifications:
Material: BK7 grade A, fine
annealed or UV grade fused silica
Dimensions: 25.4±0.20 mm
Thickness: 2 ±0.10 mm
Wedge < 3 arc min
Surface Quality: 60-40 scratch-dig
Wavefront Distortion: 1 l per inch
Angle of Incidence: 0°± 5°
Transmission: >80% Ave
Blocking: <1% Ave
Cut-on/Cut-off Wavelength: +/-10nm
Wavelength Shift With Temperature: <0.25nm/°C
Clear Aperture: 90% dimension
Damage Threshold: 1 W/cm2 CW, 1J /cm2 Pulsed
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