Features:
is designed with a metal frame for durability and .
is equipped with a box, which is not easily to scratch and can loss.
is threaded and can directly to the threaded eyepiece for easily installation.
Standard 1.25inch thread size: 1.25inch/3.17cm thread size, suitable for most telescopes; The color filter has grooves that are easily to screw into the eyepiece lens.
Easily install and use, a great for astronomicals lovers.

Specifications:
:Lens
Color:,Yellow,Blue,,
Diameter:31.7mm/1.25''

Note:

Please allow 1mm errors due to manual measurement.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package includes:
1x Moon Filter