Colored Filter Glass

Esco Optics currently offers the standard line of Schott Color Filter Glass, in the 2" size. While we stock the most common thickness for each type, other sizes and thicknesses are available upon request.

All the dimensions below are in mm unless otherwise specified. Please contact us if you are looking to order custom color filter glass optics.


50.8mm x 50.8mm

Dimensional tolerance

+/-0.25mm square

Surface Accuracy

<5 wave per 25mm

Surface Quality

60-40, scratch-dig



Clear aperture



Fine ground and beveled

Quality Optics from a Trusted Supplier

American Owned & Operated

Esco Optics is a leading manufacturer of custom and catalog optics, precision optical components, and ITAR optics in the United States.

Military & Defense Supplier

As the leader for military and defense optics in the United States, Esco Optics adheres to the International Traffic in Arms Regulations.

ITAR Registered & Compliant

ITAR registered and compliant, Esco manufactures ITAR optics for all of its customers with the strictest confidentiality.