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Neutral Density Filters - Reflective

UQG (Optics) Ltd.Request Info
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Neutral Density Filters - ReflectiveUQG Optics reflective coated metallic ND filters are coated in two glass types. The visible IR range is ND coated on optical glass to cover 350nm to 2500nm. The UV range is coated on fused silica for use down to 170nm. Please be aware the density’s are coated for 550nm, but in the UV this will give up to 40% higher density.

UQG Optics has an extensive range of stock sizes for a quick delivery.

DIMENSIONS: Squares/Rectangles 1mm x 1mm to 300mm x 300mm Diameters 5mm to 300mm OD 0.10 to OD 3 THICKNESS: 0.30mm to 6.00mm (subject to dimension)

UV transmitting Fused Silica Transmission curves 400-1100nm
Absorbance curves 400-1100nm
Calibration certificates
Spot reading @ wavelengths
Identification labels
Storage boxes
Mounts & holders

Diameters: 12.5mm to 25mm
Squares/Rectangles: 50mm
Dimension Tolerance: Diameters +0.00/-0.20mm Squares ± 0.20mm
Thickness Tolerance: ± 0.20mm
Coating: Metallic
Spectral Range: 350-2500nm
Optical Density: ± 5% @ 550nm

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