Canon
RF 28-70mm F2L USM
2018-09-05
Yes
3500
3000
1430
104 x 104 x 140
configurable control ring
Canon RF
Full frame / 1.00x
Yes
28
70
1.00
2.50
No
Yes

Aperture

2.00
2.00
9
No

Focus

Yes
Yes
Indirect
39
0.18

Build

No
19/13
4 aspherical, 2 ultra low dispersion, 1 super ultra low dispersion
95
Yes