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Moravian G4 CCD 9 × 2-inch / 50 mm
Moravian EFW-4L-9 — external filter wheel, 9 × 2" / 50 mm, for G4 CCD cameras
A nine-position external filter wheel for round 2" / 50 mm filters, made for Moravian G4 CCD cameras. Moravian notes that round filters can vignette the edges of the G4's large sensor depending on the optics used.
Specifications
Code
EFW-4L-9
Compatible cameras
G4 CCD
Positions
9
Filters
2" threaded cells, unmounted Ø50 mm or Ø50.8 mm
Shell diameter
252 mm (L series)
Weight
1.20 kg, without filters
Connection
8-wire cable to camera head
Manufacturer documentation
External filter wheels for Gx CCD cameras · EFW User's Manual
Compatibility notes G4 CCD wheel. Round filters may vignette depending on optics.
Reference
50288
Data sheet
Cameras
G4
Connection
8-wire cable
Filters
2in cells, D50/D50.8 mm unmounted
Positions
9
Shell diameter (mm)
252
Weight (kg)
1.20 without filters
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Moravian EFW-4L-9 — external filter wheel, 9 × 2" / 50 mm, for G4 CCD cameras A nine-position external filter wheel for round 2" / 50 mm filters, made for Moravian G4 CCD cameras. Moravian notes that round filters can vignette the edges of the G4's large sensor depending on the optics used.
Manufacturer model: Moravian EFW-4L-9 (G4) · Specifications checked against manufacturer data on 2026-11-03