Optolong SHO Narrowband Introduction

Optolong SHO6.5nm filter kit includes SII6.5nm, H-Alpha7nm, and OIII6.5nm narrow-band filters, generally working with astronomical monochrome cooling CCD and modified DSLR  imaging in each single-channel . Corresponding with RGB channel (Ha, OIII, SII), photographers can process Hubble images by astronomical post processing software .

Extra narrowband SIICCD 6.5nm filter (Sulful II for CCD) is de<spa