OPTOLONG 3nm NARROWBAND SHO FILTER SET Size:2" Vixen dovetail bar

Vixen dovetail bar

Do not attach any other kind of telescope or device to this mount without a proper solar filter

AZ-EQ6 Pro/GT and EQ6-R Pro mounts

Output: 24V DC 5A (120W)

which comprises the periodic irregularities due to imperfection in the manufacturing and assembling of the worm

OPTOLONG 3nm NARROWBAND SHO FILTER SET Size:2" Vixen dovetail barThe NEW Optolong 3nm H Alpha, Oxygen III and Sulphur II narrow band filters boost the contrast of emission nebulae and supernova remnants for professional results, even under a bright sky affected by light pollution. This filter is used in combination with the OIII and SII filter to compose a narrowband colour image. The 3nm band pass is only 1% of the entire visible spectrum, increasing the signal to noise ratio and delivering high contrast images