The EF 28–70mm f/2.8L USM is an EF mount wide-to-telephoto zoom lens. It was introduced by Canon in 1993 to complement the a wide-range of professional lenses.
The introduction of the Canon EF 24-70mm f/2.8L USM Lens, with improvements that included weather sealing and an important-for-most additional 4mm of wide angle focal length ended the 28-70 L’s reign as king of the general purpose range. And now, the Canon EF 24-70mm f/2.8L II USM Lens has improved upon the version I lens with notably improved image quality.
Some of the features include:
- EF Mount L-Series Len
- Aperture Range: f/2.8-22
- One Super-UD & Three Aspherical Elements
- Ultrasonic Focus Motor
- Manual Focus Override
- Dust Proof and Waterproof Sealing
- Minimum Focus Distance: 1.5′
- 77mm Filter Thread Diameter