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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) |
INVENTORY TYPE | Stock |
COATING TYPE | Surface Coating |
SHAPE | Round |
DIAMETER (MM) | Per 48MM Camera Ring |
DIAMETER TOLERANCE (MM) | Nominal |
THICKNESS (MM) | Per 48MM Camera Ring |
THICKNESS TOLERANCE (MM) | Nominal |
CLEAR APERTURE DIAMETER (MM) | Per 48MM Camera Ring |
CLEAR APERTURE DIAMETER TOLERANCE (MM) | Nominal |
FLATNESS | ns |
PARALLELISM | ≤ 1 arc minute |
MOUNTING TYPE | Ring Mounted |
MOUNTING (OUTER Ø - THICKNESS - CLEAR APERTURE IN MM) | M03-FC 48MM |
TRANSMISSION | ≥ 90% avg 425-520nm ≥ 90% avg 620-750nm |
BLOCKING | ≥ OD1 540-590nm |
TRANSMITTED WAVEFRONT DISTORTION | ≤ 3 waves |
ANGLE OF INCIDENCE | 0 |
MINIMUM SURFACE QUALITY | Assembly per MIL-C-48497A (F scratch/ F Dig) |