SBA-Registered Small Business • ISO 9001:2008 Certified • ITAR Registered • Made in the USA   |   1-866-488-1064   |   +1-802-251-7300



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 W6257
Filter Type Dichroic
Inventory Type Production Overrun
Coating Type Surface Coating
Shape Round
Diameter (mm) 50
Diameter Tolerance (mm) +0/-0.2
Thickness (mm) 10
Thickness Tolerance (mm) +0.2/-0.2
Clear Aperture Diameter (mm) ≥40
Flatness better than or equal to 1/10 wave at 633 nm per 25 mm of CA
Parallelism ns
Mounting Type Unmounted
Cut-On Wavelength (nm) 580
Cut-On Wavelength Tolerance (nm) +5/-5
Transmission ≥ 85% avg., 590 to 1100 nm
Reflection ≥ 90% avg., 490 to 560 nm
Transmitted Wavefront Distortion < 1/10 wave at 633 nm per 25 mm of CA
Angle of Incidence 22.5
Half-Cone AOI 0
AR Coating none
Minimum Surface Quality Assembly per MIL-C-48497A (F scratch/ F Dig)