SVBONY SV138 Diagonal Mirror 1.25 inch 45 degree Correct Image Prism Diagonal Mirror Fully Metal for Refractor Astronomy Telescope with Dust Cover

Features & details Features SV138 Diagonal Mirror fits for 1.25inch telescope eyepiece and focuser Correct upside down and left-right reversed image easily;Even if you want to observe wildlife or other scenery during the day;SV138 diagonal mirror can also easily provide you with the right image CNC manufacturing;aluminum alloy housing and stainless steel cover;Extend SV138 diagonal mirror’ life and make it more durable without worrying about damage during use Unique brass ring design;Provides a uniform pressure-ceiving area when holding the eyepiece; not only is it fixed more firmly;it does not damage your expensive eyepieces The SV138 45-deg correct-image diagonal requires 5/8" more focus travel than typical diagonals;