Portable Aluminium Alloy 1.25in Collimation Eyepiece for Astronomical Telescope
- 1.25 inch calibration eyepiece is of short size, made from aluminum alloy and finished by CNC manufacturing.
- Used to calibrate the optical axis of a refractor, put the collimation eyepiecre into the tube.
- Make sure the black spot is in the center of 2 lines of collimation eyepiece.
- Please adjust the screws if it is not in the center, in this way, you will collimate sucessfully.
- A wonderful accessory for both photography and astronomy lovers.
Condition: Brand New
Material: Aluminium Alloy
Caliber Diameter: 1.25in
* Suitable for refracting telescope
length: Approx. 64 mm / 2.52 in
Diameter: Approx. 35 mm / 1.38 in
Weight: Approx. 92 g
1 * Eyepiece
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Filed under: Eyepieces & Accessories