High Performance Dichroic Filter Φ25mm(Mounted) Laser Wavelength=830nm
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Product No. 238592
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- Dia Φ25mm(Mounted)
- Laser Wavelength 830nm
- Edge Steepness (%) 0.5%
- Edge Steepness 4.2nm
- Edge Steepness 59.9cm^-1
- Transition Width 8.3nm
- Transition Width 119cm^-1
- Transmission Band Tavg＞93%@840.8-1286.5 nm
- Reflection Wavelength Rabs＞94%@830 nm
- Reflection Wavelength（P-pol) Rabs＞90%@830 nm
- Reflection Wavelength（S-pol) Rabs＞98%@830 nm
- Edge Wavelength 836nm
- 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 45°with a shift of≤0.20%/degree (35-55°) see MyLight for performance
- Clear Aperture ≥22mm
- Laser Damage Threshold 1J/cm2@532nm (10ns pulse width)
- Note Arrow on ring indicates preferred direction of propagation of light.
Grand Unified Optics provides a standard product of high-performance dichroic filter with a diameter of 12.5mm and 25mm in packaged and unpackaged versions and a laser wavelength of 488nm-1064nm. The incident angle is 45°. The product has the characteristics of a steep transition from reflection to transmission, and the transition steepness is less than 1% of the laser wavelength. It is 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.
