› Refractor 1 25inch cheshire collimating eyepiece

1.25Inch Cheshire Collimating Eyepiece For Newtonian Refractor Telescopes Metal Structure Astronomic Telescope Accessory Principal Calibration Eyepiece

Size: 4.2*4.2*15.2cm Colour: Black Material: aluminum alloy Package Content: 1* Long Calibration Eyepiece 1* opp bag 1* box Only the above package content other products are not included. Note: Light and different displays may cause the color of the... more

1 Piece Portable 1.25 Inch Astronomical Telescope Collimation Eyepiece Optical Collimating Eyepiece For Refracting Telescope -Short Style

Description: 1.25 inch calibration eyepiece is of short size made of aluminum alloy. Used to calibrate the optical of a refractor put the collimation eyepiecre into the tube. Make sure the black in the center of 2 lines of collimation eyepiece. Please... more

1 Piece Portable 1.25 Inch Astronomical Telescope Collimation Eyepiece Optical Collimating Eyepiece For Newtonian Refracting Telescope -Long Style

Description: 1.25 inch calibration eyepiece is of long size made of aluminum alloy. Used to calibrate the optical of a refractor put the collimation eyepiecre into the tube. With a red crosshair for easy adjustment of collimation. The inner structure... more

1 Piece Portable inch Collimation Eyepiece Optical Collimating Eyepieces for Refracting Reflector Telescope -Short Style

Description: To get the most out of your scope for Newtonian you really need to collimate the mirrors. It can take some time getting used to ing both the secondary and primary mirrors and Short collimator can make it much easier. The short collimator... more

1.25in Telescope Collimator Easy to Install Spare Parts Replaces Refracting Telescope Collimation Eyepiece for Cassegrain Telescopes

Description: [Applicaton]: Fits in 1.25inch and easy to use;simply cap the telescope remove the diagonal and place the eyepiece directly in the focuser. [Suitable]: For aligning optics of Newtonian reflectors Dobsonian reflectors and Cassegrain... more

Tomfoto Astronomical Telescope Eyepiece 45 / 90 Degree Lens 1.25IN Zenith Mirror for Refractor Cassegrain Telescope

Feature: Work well with refractor Cassegrain and catadioptric telescope but not recommended for reflector telescope. Angle: 45° / 90° (optional) Size: 1.25inch Package weight: 92-106g / 3.2-3.7oz Package list: more