Canon EF 8-15mm f4L USM Fisheye Zoom brand_Kawauso-Shoten in case you'd rather use

in case you'd rather use CR123s

8 is a manual focus wide angle lens for the Pentax K mount

nothing dramatic

Includes a shoulder strap to carry alone

Smooth focusing

Canon EF 8-15mm f4L USM Fisheye Zoom brand_Kawauso-Shoten in case you'd rather useA fisheye zoom lens sounds kind of wacky, but then again, it's pretty handy to have a full range of fisheye effects available with the turn of a ring. This Canon EF 8 15mm f4L USM goes from a circular image at 8mm to a full frame fisheye at 15mm, keeping a constant f4 aperture the whole way. In excellent condition, with clean glass and good function. Includes hood and caps.