Description
MANUFACTURER | Baader Planetarium |
---|---|
TRANSMISSION RANGE | multiple bands (see spectral image) |
FILTER THICKNESS (WITHOUT CELL) | 2 mm / 3 mm |
HBW (HALFBANDWIDTH) | 7nm |
CWL (CENTRAL WAVELENGTH) | 656,3 nm |
AR-COATING | dielectrically coated, planeoptically polished |
FILTER SIZE | 1 25 inch |
FILTER USAGE | Focusing/dust protection, H-alpha, Luminance, RGB |
FILTER MOUNTED | Mounted (LPFC 6mm) / Unmounted |
TYPE OF FILTER | Bandpass, Narrowband |
SINGLE OR SET? | Filter-Set |
FILTER SHAPE | round / square |