Screws onto many lenses, the most popular are:
MC Flektogon 2.8/20mm by Carl ZEISS Jena DDR
Canon EF-S 18-135mm f/3.5-5.6 IS STM
Nikon AF-S VR Zoom-NIKKOR 70-300mm f/4.5-5.6 G IF
More Quality Photographic Equipment available in my eBay Shop:
(please click on the link below)
https://stores.ebay.co.uk/classic-photography-england?_trksid=p2047675.l2563
Thank you for visiting!