SMC Pentax Fish-Eye 17mm f4 iso_3200 A well made head at

A well made head at a good price

with some internal dust which won't affect imaging

you may need to meter stopped-down on this one

with minor cosmetic wear from normal use and handling and a couple of slight dings on the viewfinder which don't affect function

SMC Pentax Fish-Eye 17mm f4 iso_3200 A well made head atThe Pentax Fish Eye 17mm f4 is a tiny fisheye lens with full 180 degree corner to corner coverage on 35mm film (or full frame digital). It extends only about 3. 5cm from the lensmount and has a built in rotating turret of filters with orange, yellow, UV, and skylight options. Clean glass, smooth focusing, clean diaphragm, and only very minor cosmetic wear.