50 mm Square Optical Filters

50 mm Square Optical Filters

$121.00 USD$1,942.00 USD

SBIG 50 mm square optical filters are compatible with AFW-10-50SQ and FW7-STX filter wheels, which work with Aluma AC4040 cameras.  These filters are built for SBIG to our exacting specifications.  All filters are parfocal, which avoids unnecessary refocusing.



Product Description

Filters and filter sets available include:

  • Luminance (L)
  • Red (R)
  • Green (G)
  • Blue (B)
  • Clear (C)
  • Hydrogen Alpha (Ha) – 656.3 nm, bandwidth 6.5 nm
  • Sulphur II (SII) – 672.4 nm, bandwidth 6.5 nm
  • Oxygen III (OIII)  – 500.7 nm, bandwidth 6.5 nm
  • Hydrogen Beta (Hb) – 486.1 nm, bandwidth 8.5 nm
  • LRGB Color Imaging Package (four filters)
  • Narrowband Package – Ha, SII, OIII (three filters)
  • Deep Sky Package – L, R, G, B, Ha, SII, OIII (seven filters)

Clear passes all wavelengths but is parfocal with the other filters.

Spectral response for LRGB filters