Sony A7R V brand_Chinon This teleconverter works on M42

This teleconverter works on M42 lenses and bodies

The E2 is a short extension tube (14mm) with a threaded plunger for lens stop-down control

but as long as your setup can accommodate that protruding anti-twist feature

but the finder is perfectly usable without it

which means you get more shots per roll- and you can switch easily between vertical and horizontal formats

Sony A7R V brand_Chinon This teleconverter works on M42The Sony A7R V is a modern mirrorless camera with a 60mp full frame sensor, a powerful in body stabilizer with up to 8EV effectiveness, Video modes to 8k24p (with a slight crop) or full width 4k30 with S Log3 and HLD, Wifi Bluetooth functionality, and a high resolution OLED viewfinder. Compatible with Sony E and FE mount lenses (sold separately). In excellent cosmetic condition, with light finish wear, approximately 16k actuations. Includes battery,