UltrasteepLongpass Filter Φ25mm(Mounted) Laser Wavelength=1064nm
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Product No. 208697
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- Dia Φ25mm(Mounted)
- Laser Wavelength 1064nm
- Transmission Band Tavg＞93%@1070.9-2000 nm
- Edge Wavelength 1067.1nm
- Blocking Band1 ODabs＞6@1064 nm
- Blocking Band2 ODavg＞6@852-1064 nm (typical)
- Transition Width 5.3nm
- Transition Width 47cm^-1
- Edge Steepness (%) 0.2
- Edge Steepness(2) 2.1nm
- Edge Steepness(2) 18.8cm^-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.
Grand Unified Optics provides standard products of ultra-steep long-pass filter with a diameter of 12.5mm and 25mm in packaged and unpackaged versions and a wavelength of 488nm-1064nm laser wavelength. The filter has a high laser damage threshold. The characteristics of deep cut-off depth and ultra-steep transition from reflection to transmission are widely used in microscopic imaging, Raman spectroscopy, biochemical analysis instruments, life sciences, education and scientific research and other related fields. We can also offer custom coatings according to your requirements.
