Telescope Camera Adapter - 2" UltraWide for all Sony Mirrorless (E-Mount) Cameras This unit fits ALL Sony Mirrorless Cameras (E-Mount), Fits All NEX & A7 Models. Bypasses T-Rings for 10mm Larger Clear Aperture! No Vignetting! Direct from Camera Mount to 2" Eyepiece Port with one CNC Machined Part. Threaded for Standard 2" Eyepiece Filters (48mm). Fully Baffled to reduce reflections. Low Profile design, ONLY 10mm (Installed Length).