Designed to retro-fit to the Explorer-150/200/250/300P Newtonian Reflectors originally supplied with a 2" (two-inch) single speed focuser. Gear Ratio 10:1.
Hands-free D.C. focusing device, for accurate focusing, with the minimum of vibration.
Dual speed push-button operation (fast & slow). Can be used with the following telescopes: Evostar models 90/102/120/150, Startravel models 80/102/120/150, Skyliner models 150/200/250/300 & Explorer models 150/200/250/300
This focuser will fit to any Newtonian Optical tube with a 3" fitting, it is designed for professional use and has a 40mm back focus with high weight bearing capacity, making it a good choice if you wish to add extra accessories to your scope.
Prevents dew from forming on your Schmidt-Cassegrain or EdgeHD corrector lens
Fits 6” and 8” optical tubes