EF 75-300mm f4-5.6 III

introduced 1999

Similar to the EF 75-300mm f4-5.6 III USM lens, but uses a DC motor for the AF-driving actuator in place of the quieter, faster micro-USM. Both lenses have the same optical system as the EF 75-300mm f4-5.6 II USM and give a similar optical performance.

EOS magazine, March 1999, page 9

Focal length and maximum aperture: 75-300mm 1:4-5.6
Lens construction: 13 elements in 9 groups
Diagonal angle-of-view: 32°11'-8°15'
Focus adjustment: front group rotating extension system with micro USM
Closest focusing distance: 1.5 m/ 4.9 ft., 0.25 x magnification
Zoom system: rotation type
Filter size: 58mm
Max. diameter x length, weight: 71 x 122mm, 480g