Canon EF 75-300mm f/4-5.6 III Repair

The ring around the front of the lens will have "CANON ZOOM LENS EF 75-300mm 1:4-5.6 III". Canon has 7 variations of the 75-300mm lens, so make sure that the name contains "III" and does not contain "USM".

General:

• Focal Length: 75-300 mm
• Maximum Aperture: f/4-5.6
• Minimum Aperture: f/32-45
• Closest Focusing Distance: 1.5 m (4.92 ft)
• Maximum Magnification: 0.25 x

Construction:

• Lens Groups: 9
• Lens Elements: 13
• No. of Diaphragm Blades: 7

Physical:

• Lens Mount Type: Canon EF
• Filter Diameter: 58 mm
• Maximum Diameter x Length: 71 x 122.1 mm (2.8 x 4.8 in)
• Weight: 480 g (16.8 oz)

Accessories:

• Lens Cap: E-58 II
• Lens Hood: ET-60
• Soft Case: LP1019
• Magnification - Extension Tube EF12 II
• Magnification - Extension Tube EF25 II

Source: Canon Camera Museum Webpage

Instruction Manual

Wikipedia: Canon EF 75-300mm lens

Canon Camera Museum Webpage