1.25Inch Cheshire Collimating Eyepiece Compatible?with Newtonian Refractor Telescopes Structure Astronomical Telescope Accessory

1.25Inch Cheshire Collimating Eyepiece Compatible?with Newtonian Refractor Telescopes Structure Astronomical Telescope Accessory Beskrivelse

To get the most out of your Newtonian scope you really need to align or collimate the mirrors.
It can take some getting used to aligning both the secondary and primary mirrors and this short collimator can make it much easier. The short collimator Compatible?with mirror (reflector) telescopes has a 45 degree plate Compatible?with easier visual accuracy.
Collimation is the alignment of elements inside an optical system like a telescope. Colimating a telescope consists of adjusting the tilt and position of the mirrors and lenses to ensure that the point reaches optimum focus at the point from
which the image will be viewed (the eyepiece or possibly a camera).
colour:black
Material:Aluminum alloy
Package Contents:
1*Short calibration eyepiece
1*boxes
1*opp bag