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Bullseye® Apodizing Filters - Alrad

Bullseye® Apodizing Filters

Bullseye® Apodizing Filters

Reynard Corporation offers Bullseye® Apodizing filters used to eliminate undesirable intensity variations in optical systems. There are two types: Clear Center, where the Gaussian density distribution increases in a radial direction from the center to edge and Dark Center, where the density increases from the edge to the center of the substrate. Bullseye® Apodizing filters which can be designed for any mathematical function regardless of the size of the beam.

Custom sizes and densities are available upon request.


Dimensions: 25mm & 50mm Diameter
Substrate Materials: BK-7 or equivalent
Optical Density Range: Specify: 0 to 1, 2, 3, 4, or 5
Thickness: 2mm ± 0.2
Part Number Substrate Material Outer Diameter Center Optical Density
R0140x-00 BK-7 25mm ± 0.2mm Clear Specify
R0141x-00 BK-7 50mm ± 0.2mm Clear Specify
R0145x-00 BK-7 25mm ± 0.2mm Dark Specify
R0146x-00 BK-7 50mm ± 0.2mm Dark Specify