OPTOLONG LRGB FILTERS Size:36mm 5mm (male thread)

5mm (male thread)

Two M5 screw holes are included on the side of the extension at a distance of 22mm centre-to-centre for connecting a finderscope saddle such as the PLLBACEDX DX Finder Base

The Geoptik transport bag for 8" Schmidt-Cassegrain telescopes offers an easy and effective solution to safely transport your telescope OTA

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

the Veloce Series has a fix focal position versus temperature shift during imaging sessions

OPTOLONG LRGB FILTERS Size:36mm 5mm (male thread)Optolong LRGB filters are specially designed for deep space photography with monochrome cameras. The strict manufacturing process and the quality control guarantees a tight tolerance of the filter thickness ( 0. 05mm) which makes these filters parfocal. This allows the filter change without the need to significantly refocus. Each filter is fully multi coated to minimise internal reflections, halos around stars and to assure a high transmission which