photo:sigma24-35mmf2
Sigma 24-35mm f/2 Art Lens
see also:
introduction
- the 1st full frame constant f/2 wide angle zoom lens
- NB. Olympus produced the 1st constant aperture f/2 zoom lenses such as the Olympus ZD 14-35mm f/2.0 SWD lens and Olympus ZD 35-100mm f/2.0 lens but these were for Olympus Four Thirds dSLR system
- announced June 2015 and will be available in Nikon, Canon EF and Sigma SA mounts
specs
- full frame 24-35mm coverage
- f/2-16 but no aperture ring
- 18 elements in 13 groups
- 82mm filter
- bayonet lens hood
- 9 blades
- close focus 0.28cm giving 1:4.4 close up
- internal focus
- 87.6×122.7mm (3.4×4.8“)
- 940g (33.2oz)
photo/sigma24-35mmf2.txt · Last modified: 2015/06/21 00:09 by gary1