-40%
DGM GCE (Galaxy contrast enhancement) filter 2"
$ 137.28
- Description
- Size Guide
Description
The Galaxy contrast enhancement filter aids in the visual observation of galaxies and Milky Way dust clouds and dark lanes. 2 inch diameter.DETAILED SPECIFICATIONS
SKU: XAF-GCE200
FILTER TYPE: Notch (Rejection Band)
COATING TYPE: Surface Coating
DIAMETER (MM) Per 48MM Camera Ring
TRANSMISSION: ≥ 90% avg 425-520nm ≥ 90% avg 620-750nm
BLOCKING: ≥ OD1 540-590nm
TRANSMITTED WAVEFRONT DISTORTION: ≤3 waves
ANGLE OF INCIDENCE: 0 HALF-CONE AOI 0
MINIMUM SURFACE QUALITY: Assembly per MIL-C-48497A (F scratch/ F Dig)