Steep Long Pass Filter Φ25mm Laser Wavelength=785nm | GU OPTICS

Steep Long Pass Filter Φ25mm Laser Wavelength=785nm | GU OPTICS

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Home  Products  Steep Long Pass Filter  208677

Steep Long Pass Filter Φ25mm Laser Wavelength=785nm

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Steep Long Pass Filter Φ25mm Laser Wavelength=785nm

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Product No. 208677

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Parameters Spectrum Curve Related Products Description

Dia Φ25mm

Laser Wavelength 785nm

Edge Steepness (%) 0.5

Edge Steepness(1) 3.9nm

Edge Steepness(2) 63.4cm^-1

Transition Width (1) 7.9nm

Transition Width(2） 126cm^-1

Edge Wavelength 791.6nm

Transmission Band Tavg＞93%@795.2-1770.7nm

Blocking Band1 ODabs＞6@785 nm

Blocking Band2 ODavg＞6@638-785nm (typical)

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 0.5 J/cm²@266 nm (10 ns pulse width); 1 J/cm²@532 nm (10 ns pulse width)

Note Arrow on ring indicates preferred direction of propagation of light.

Steep Long Pass Filter Φ25mm Laser Wavelength=488nm

Steep Long Pass Filter Φ25mm Laser Wavelength=488nm

Steep Long Pass Filter Φ25mm Laser Wavelength=532nm

Steep Long Pass Filter Φ25mm Laser Wavelength=532nm

Steep Long Pass Filter Φ25mm Laser Wavelength=632.8nm

Steep Long Pass Filter Φ25mm Laser Wavelength=632.8nm

Steep Long Pass Filter Φ25mm Laser Wavelength=785nm

Steep Long Pass Filter Φ25mm Laser Wavelength=785nm

Grand Unified Optics provides two versions of 12.5mm and 25mm packaged and unpackaged steep long-pass filter standards with a wavelength of 488nm-1064nm laser wavelength. The filter has a high laser damage threshold, The characteristics of deep cut-off depth and 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.

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