Axer 0.5x Wide Angle lens for 67mm thread series 7 with a fast aperture and

with a fast aperture and excellent image quality

The product image shows the AS-9 variety

but it would make a fun picnic bag

This Metabones adapter allows Nikon F mount lenses (with or without an aperture ring) to mount to Sony E mount cameras

Pentax Super-Takumar 6x7 105mm f/2

Axer 0.5x Wide Angle lens for 67mm thread series 7 with a fast aperture andThis is a screw on 0. 5x converter for lenses with a 67mm front thread. This converter screws into the front of your existing lens: it's not a stand alone item. Like pretty much all of these sort of converters, the quality is decent but not exceptional. Best used on cameras without interchangeable lenses, or if you're looking for a softer look with some colour fringing (it's a little bit Holga). Despite the baffling markings, this lens is neither "HD"