Camera Accessories
Telescope Reflective Astronomical Telescope Primary Mirror And Secondary Mirror For DIY Accessories D76F700 / F360/ F300(76F700)
Diameter (D): 76mm. length (F): 300mm/360mm/700mm. Surface accuracy: 1/6. Type: spherical primary mirror. Secondary mirror minor: 20mm. It can adjust eyepiece location;help you to get more sharp image. Application:Support all types of telescopes,...
https://www.bizrate.co.uk/cameraaccessories/telescope-reflective-astronomical-telescope-primary-oid40411142116.html
