OPTOLONG CLS FILTER Tilter plus 30% faster FPS in

plus 30% faster FPS in video mode

ZWO AM5 (with adapter #30A155) and Sharpstar Mark III (with adapter TE-PIER2000-MARK3)

The Sky-Watcher Light Shroud is an essential accessory for every Collapsible Dobsonian Telescope for high image contrast

this is even better with the WLAN which is… wireless

Massimo Riccardi

OPTOLONG CLS FILTER Tilter plus 30% faster FPS inThe Optolong CLS (City Light Suppression) broadband filter is designed to improve the visibility of emission deep sky objects. It selectively reduces the transmission of wavelengths of artificial light, specifically those produced by mercury vapour lamps, both high and low pressure sodium vapour lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i. e. skyglow). The high transmission in the main nebula emission