Svbony Sv197 Collimating Cheshire Eyepiece, 1.25 Inch Collimation Eyepiece, For Newtonian Reflector Telescope Dash Cameras We Will Always Be Here

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* Durable & Secure Grip: Constructed with a soft 180mm silicone rubber grip

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| Versatile Stand And Handle: The Tablet Case Comes With A Stable Stand And Rotating Handle

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Svbony Sv197 Collimating Cheshire Eyepiece, 1.25 Inch Collimation Eyepiece, For Newtonian Reflector Telescope Dash Cameras We Will Always Be HereHow To Collimate Telescope With Cheshire Eyepiece: The View Through The Cheshire Eyepiece During The Collimation Will Differ Between Telescopes. For Fast Telescopes (F5 And Below), It Will Be Little Off Center, And For The Slow Telescopes (F5 And Above), The View Will Be More Centered And Easier To Collimate. 1. The Goal Here Is To Center The Primary Mirror Reflection In The Secondary Mirror And Reflection From The Cheshire With The Secondary Mirror.