– 4 wheels, each containing 3 filters &
1 empty space
– 4 fixed positions per wheel
– Maximum thickness 3 mm
– Filter diameter – Ø20/Ø25.4 mm
– Non-parallel filters (inclined by 4°)
– Maximum deviation 0.09 mm
– Clear aperture Ø18/Ø20 mm
– C-mount threads on both ends
– Connecting adapters available
– Motorised Closed Variable Wheel Attenuator
– Motorized Variable Wheel Attenuator
– Closed Variable Wheel Attenuator