1. Premium Material: Telescopes eye cups are made of rubber, which is safe, non , environmentally friendly and durable, and has a long service life.
2. Excellent Observation Effect: After adding telescopes eye cups, there is no external light source interference, and the observation effect is better.
3. Applicable: Eye Cups have an inner diameter of 27mm/1.06in, and are suitable for 42?48 mm/1.65?1.89 in microscope eyepieces, monocular binoculars and other eyepieces.
4. Eye Protection: Eye cups help to create the perfect distance between eyes and tentacles, aiming to reduce the impact and better guard your eyes.
5. Easy to Store and Carry: Rubber eyepiece cover is foldable, easy to carry and store, easy to use, durable and practical.

Specification:
Item Type: Eye Cups
Material: Rubber
Oversized Horn Eye Cups Inner Diameter: Approx. 27mm/1.06in
Suitable for 42-48mm/1.65-1.89in Lens

Package List:
2 xEye Cups

Note:
Please allow some error for manual measurement.