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Availability: Production Overrun Product:
1 In stock

Customize this Filter: Request a quote for custom specifications, sizes, or volume quantities.




About Production Overrun Products

Omega's production overruns offer exceptional value at a discounted price, and are backed by the same warranty as our stock products. After overrun inventory is exhausted, this product will still be available on a made-to-order basis. Please note it is available at this price on an overrun basis only.


Spectral Curves

The spectral curve and ascii data is a typical representation of this filter's performance, but may vary due to production and design variations. Omega only guarantees this part to meet the product specifications listed.

Detailed Specifications

Additional Information

SKU W4020
Filter Type Dichroic
Inventory Type Production Overrun
Coating Type Surface Coating
Shape Rectangle
Length (mm) 38
Length Tolerance (mm) +0/-0.2
Width (mm) 23
Width Tolerance (mm) +0/-0.2
Thickness (mm) 2.2
Thickness Tolerance (mm) +0/-0.2
Clear Aperture Diameter (mm) Coated to edge
Flatness ns
Parallelism ns
Mounting Type Unmounted
Cut-Off Wavelength (nm) 795
Cut-Off Wavelength Tolerance (nm) Nominal
Transmission ≥ 80% avg 450-750nm
Reflection ≥ 90% avg 825-1125nm
Transmitted Wavefront Distortion ns
Angle of Incidence 45
AR Coating MgF2 BBAR second surface for 700-1000nm
Minimum Surface Quality Assembly per MIL-C-48497A (F scratch/ F Dig)