Specifications:

• with Secondary Mirror holder: yes
• use for: Newtonian Reflection Monocular Space Astronomical Telescope
• Type: Monocular
• Secondary Mirror Short Axis: 35mm
• Net weight: 50g
• Model Number: D150F750 D150 F750 Newtonian Reflection Telescope Secondary Mirror
• Mirror base: threaded hole
• Long axis: 50mm
• Inner diameter: about 4mm
• for: 150mm primary mirror Newtonian reflective telescope
• Brand Name: skyboss
• Base material: metal