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Availability: Production Overrun Product:
15 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 W4633
Filter Type Dichroic
Inventory Type Production Overrun
Coating Type Surface Coating
Shape Round
Diameter (mm) 25.4
Diameter Tolerance (mm) +0/-0.2
Thickness (mm) 6.35
Thickness Tolerance (mm) +0.25/-0.25
Clear Aperture Diameter (mm) ≥21
Flatness λ/10 p-v at 633nm
Parallelism < 5 arc minutes
Mounting Type Unmounted
Transmission ≥ 90% 790-880nm in s ≥ 90% 790-880nm in p
Reflection ≥ 98% 635-645nm in s and p
Transmitted Wavefront Distortion < λ4 p-v at 633nm
Angle of Incidence 45
AR Coating < 1%R 790-880nm 2nd side
Minimum Surface Quality Assembly per MIL-C-48497A (E scratch/ E Dig)