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Premium Cheshire Collimating Eyepiece Astronomy
“The essential accessory for anyone owning a Newtonian telescope.This premium combined Cheshire Collimator with Sight Tube is manufactured for us here in the UK to a very high standard. Beautifully machined and anodised with a clearly etched cross on the target face and a precisely centred wire reticle.The sighting tubes narrow field of view and crosshairs provide a centring reference for the telescopes optical elements. The Cheshire eyepiece has a means of providing illumination to a target face (set at 45 degrees to the illuminating hole) that will be used to collimate the primary mirror.”
Please see https://www.firstlightoptics.com/other-collimation-tools/premium-cheshire-collimating-eyepiece.html for more details.
Can collect from near Swadlincote – DE12
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Category: Cameras and Photography:Telescopes and Binoculars:Telescope Parts and Accessories:Other Telescope Parts
Location: SWADLINCOTE