Canon EF 24-105mm f4L II IS lighting There are medium format film

There are medium format film backs available (not included) which allow the use of 120 rollfilm

The Pentax K-AC50 is an AC adapter for Pentax K10D

79x Wide Conversion Lens is an accessory lens for Finepix cameras

this might fit the bill

but it's worth noting that the ISO selection dial does not lock

Canon EF 24-105mm f4L II IS lighting There are medium format filmThe Canon 24 105mm f4L IS lens is a good quality full frame all around lens with a useful focal length range from wide angle to short telephoto plus a constant f4 aperture and an image stabilizer. In excellent cosmetic condition, with clean optics and good function. Includes hood.