Optolong SHO 7nm / 6.5nm Filter Set combines three emission-line filters for monochrome nebula imaging and SHO colour combinations.

Key features

• H-alpha 7 nm, SII 6.5 nm and OIII 6.5 nm

• Three filters in one selected size

• For separate-channel narrowband capture

Choose your size

Select the mounted diameter or unmounted format required by your filter wheel or holder. Check clearance and sensor coverage before ordering.

Gallery images show mounted and unmounted versions for illustration. You receive one set in the selected format, as listed in the package contents.