The OD value can be adjusted by rotating the filter angle

Circular shape with continuously adjustable OD value

Suitable for working wavelength range of 240-1200 nm

OD value can be adjusted by rotating the filter angle

Circular shape, OD value continuously adjustable

Anti-reflection coating: 350 nm-700 nm

OD value can be adjusted by rotating the filter angle

Circular shape, OD value continuously adjustable

Anti-reflection coating: 650-1050 nm

Switch between different optical densities through rotation or translation.

OD range (circular): 0.04~1.0 (8 orders), 0.04~3.0 (8 orders) or 0.04~4.0 (10 orders)

OD range (rectangular): 0.3~2.0 (5 steps)

OD value adjustable through rotating the angle

Ø50 mm filter wheel

Continuous and stepped options available