What do the letters USM on your Canon SLR camera lens mean? – SLR Photography Guide
Buy - Canon EF 17-40mm f/4L USM Lens - UK Digital
Canon EF 24-105mm f/4L IS II USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 11-24mm f/4L USM
Canon EF 70-300mm f/4-5.6 IS II USM Lens | very.co.uk
Canon EF 17-40mm f/4L USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 24-70mm f2.8L II USM
Canon RF 24-105mm f4 L IS USM lens | £1389.00 - Castle Cameras
Canon EF 8-15mm f/4L Fisheye USM Lens
Canon EF 300mm f/4L IS USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 70-300mm f/4.5-5.6 DO IS USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 100mm f/2.8 Macro USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 20mm f/2.8 USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 85mm f1.4 L IS USM Lens
EF 70-200mm f/2.8L IS III USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 16-35mm f/2.8L III USM Lens | Camix
Canon EF 50mm f/1.2L USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 24mm f/1.4L II USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF 70-200mm f/4L IS USM - Lenses - Camera & Photo lenses - Canon UK
Canon EF-S 17 – 85 mm f/4 – 5.6 IS USM – Camera Lenses (17/12, 0.35 m, 27 – 136 mm, 7.85 cm, 9.5 cm, 475 g): Amazon.co.uk: Electronics & Photo
Canon Lens Focusing Motor Technology - Canon UK
Canon EF 35mm f/2 IS USM - Lenses - Camera & Photo lenses - Canon UK
Buy Canon RF 24-105mm F4L IS USM Lens — Canon UK Store
Canon EF 85mm f/1.8 USM Lens (Renewed)
