Pentax 3.2mm f/5.6 Fisheye Lens (03) for Pentax Q System, Black at KEH Camera
Pentax Q small-sensor mirrorless camera announced and previewed: Digital Photography Review
Pentax Q compact system camera • The Register
8mm F3.8 Fish eye C mount Wide Angle Fisheye Lens Focal length Fish eye Lens Suit For C P/Q for Pentax Q/Q10/Q7/Q S1 Camera|8mm f3.8 fish-eye|8mm f3.8c mount - AliExpress
Pentax -03 Fish-eye Lens 22087 for Pentax Q Mount Japan Camera Import Limited | eBay
8 mm f / 3.8 8 from Mount F3.8 4/3 "fish-eye lens for mirrorless Pentax Q camera + C-PQ Adapter + P / Q rear lens cap - AliExpress