Frequently Asked Questions

The Lumicon 2 Inch Comet Filter is used for scientific and industrial applications such as spectroscopy, Raman spectroscopy, and industrial and OEM applications.

The diameter of the Lumicon 2 Inch Comet Filter is 2.0 +/- 0.01 inches and the thickness is 2.0 +/- 0.25 mm. The clear aperture is 1.41 inches minimum.

The transmittance of the Lumicon 2 Inch Comet Filter is 507 nm >= 90%.

The blocking reflectance of the Lumicon 2 Inch Comet Filter is 1% Max @ 507 nm on one of the two surfaces.

The scratch-dig surface quality of the Lumicon 2 Inch Comet Filter is 60-40.

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