UltrasteepLongpass Filter Φ25mm Laser Wavelength=488nm
Product No. 208698
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- Dia Φ25mm
- Laser Wavelength 488nm
- Transmission Band Tavg>93%@491.2-1100.8 nm
- Edge Wavelength 489.1nm
- Blocking Band1 ODabs>6@488 nm
- Blocking Band2 ODavg>6@394-488 nm(typical)
- Transition Width 2.4nm
- Transition Width 102cm^-1
- Edge Steepness (%) 0.2
- Edge Steepness(2) 1.0nm
- Edge Steepness(2) 40.9cm^-1
- Material UV Fused Silica
- Diameter Tolerance +0.0/-0.1mm
- Mount Thickness 3.5mm
- Substrate Thickness 2.0mm
- Thickness Tolerance ±0.1mm
- Surface Quality 60-40
- AOI 0±2°
- Clear Aperture ≥22mm
- Laser Damage Threshold 0.5J/cm2@266nm (10ns pulse width); 1J/cm2@532nm (10ns pulse width)
- Note Arrow on ring indicates preferred direction of propagation of light.