The Optical Hardware 4x Standard Eyepiece Set (1.25") has one of each of the 4mm/6mm/12mm/20mm standard eyepieces. With their 1.25" (31.7mm) barrel size to fit any telescope with a standard 1.25 inch fitting, standard filter thread for fitting moon filters & light pollution filters etc, & coated optics for better transmission & clarity these eyepieces are a great addition to any beginner telescope.
- 1.25" (31.7mm) barrel size, standard filter thread
- Coated for better transmission & clarity
- Complete with protective case