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.


SKU: x Categories: ,

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