Sony E-Mount Slim T-Ring M42 Stellarvue Large 80mm Objective Lens for

Large 80mm Objective Lens for a Bright Image Field

178 seconds on a 60 mm

Periodic error is controlled within plus or minus 10 arcseconds

This version has a switchable Red or Green reticle to aid visibility particularly in different environments

so you can focus on what’s important—observing and imaging

Sony E-Mount Slim T-Ring M42 Stellarvue Large 80mm Objective Lens forSlim, short, or "T Minus" rings get their name from the fact that they are shorter than the "T2" standard but still have the same 42mm (. 75 pitch) threads. Normal T Rings for mirrorless cameras are typically 30 38mm deep. These slim "T Minus" rings are only 10mm deep. Fits ALL Sony "E" Mount "Mirrorless" Cameras.