Nikon K Ring Set lens mount_Rollei QBM/SL 127 film is not quite

127 film is not quite as easy to shoot as 120: there is a substantially smaller selection of available stocks

Uses standard 120 film

Shutter speeds and light meter are accurate

and a convenient telephoto zoom range

6L version II lens for EF mount

Nikon K Ring Set lens mount_Rollei QBM/SL 127 film is not quiteThe Nikon K ring set is a stack of tubes and adapters that gives you the opportunity for all sorts of F mount shenanigans. The set includes the K1, which is a short F to F extension tube; the K2, with a lens side F mount and an inner 52mm thread; the K3, with a 52mm outer thread on one end and a camera side F mount on the other; and two 52mm threaded extension tubes. In its simplest form, it's an adjustable extension tube, but there are enough odd