Manfrotto 056 Teleconverter But if you are looking

But if you are looking for some useful bones for a DIY pinhole camera

this lens provides the same field of view as a 21mm lens on a full-frame or 35mm camera

with plenty of accessible buttons and small but positive finger grip

with AR-7 double cable release and PS-6 slide duplicator unit

It connects via USB and scans black and white or colour images at up to 7200dpi

Manfrotto 056 Teleconverter But if you are lookingThe Manfrotto 056 is a simple three way tripod head for still cameras. Three low profile knobs, thumbscrew (with standard 1 4" thread) for camera mounting. With the exception of the knobs, it's all metal. Cosmetic condition is excellent, with minor cosmetic wear.