Designed for serious Astro-Imagers. Optimised for the Evostar-150ED PRO, this superb quality accessory effectively reduces the telescope’s focal length by a factor of 0.85x and provides much improved field-edge correction.
Upgrade for the standard cast tube rings and 45mm dovetail bar supplied with the Evostar-150ED. Constructed from machined aluminium with an anodised finish.