The Tokina 20-35mm f/3.5-4.5 AF-235 II is a 20–35 mm zoom lens with a maximum aperture of f/3.5 for the Canon EF, Sony Alpha, Nikon F AF mounts. Here are its field of view on different sensors, hyperfocal distances, Milky Way exposure limits and the cameras it fits.
Focal length
20–35 mm
Max aperture
f/3.5
Mount
Canon EF
Designed for
Full frame
Field of view by sensor
| Sensor | Diagonal angle of view | 35 mm equivalent |
|---|---|---|
| Full frame | 94.5° – 63.4° | 20–35 mm |
| APS-C (1.5×) | 70.5° – 44.0° | 31–54 mm |
| Canon APS-C (1.6×) | 68.1° – 42.2° | 32–56 mm |
| Micro Four Thirds | 56.8° – 34.3° | 40–70 mm |
Hyperfocal distance
| Focal length | f/5.6 | f/8 | f/11 | f/16 |
|---|---|---|---|---|
| 20 mm | 2.4 m | 1.7 m | 1.2 m | 0.9 m |
| 35 mm | 7.3 m | 5.1 m | 3.7 m | 2.6 m |
Circle of confusion 0.030 mm (sensor size the lens is designed for).
Longest exposure for sharp stars
| Camera | NPF rule (wide open) | 500 rule |
|---|---|---|
| Full frame (24 MP) | 15.0 s @ f/3.5 | 25.0 s |
| Full frame (45 MP) | 12.7 s @ f/3.5 | 25.0 s |
| APS-C (24 MP) | 12.0 s @ f/3.5 | 16.3 s |
Cameras that fit (298)
- Canon EOS 5DS2015
- Canon EOS 5DS R2015
- Canon EOS 6D2012
- Canon EOS 6D Mark II2017
- Canon EOS 5D Mark IV2016
- Canon EOS 5D Mark III2012
- Canon EOS 5D Mark II2008
- Canon EOS 5D
- Canon EOS-1Ds
- Canon EOS-1Ds Mark II
- Canon EOS-1D Mark II
- Canon EOS-1D Mark II N
- Canon EOS-1Ds Mark III
- Canon EOS-1D Mark III
- Canon EOS-1D Mark IV
- Canon EOS-1D
- Canon EOS-1D X2011
- Canon EOS-1D X Mark II2016
- Canon 35mm film: full frame
- Kodak DCS Pro SLR/c
- Kodak DCS 520
- Canon EOS D2000
- Sony Alpha 33
- Sony Alpha 35
- Sony Alpha 37
- Sony Alpha 55
- Sony Alpha 57
- Sony Alpha 58
- Sony Alpha 65
- Sony Alpha 68
- Sony Alpha 77
- Sony Alpha 77 II2014
- Sony Alpha 992012
- Sony Alpha 99V
- Sony Alpha 100
- Sony Alpha 200
- Sony Alpha 230
- Sony Alpha 290
- Sony Alpha 300
- Sony Alpha 330
- Sony Alpha 350
- Sony Alpha 380
- Sony Alpha 390
- Sony Alpha 450
- Sony Alpha 500
- Sony Alpha 550
- Sony Alpha 560
- Sony Alpha 580
- Sony Alpha 700
- Sony Alpha 8502009
- Sony Alpha 9002008
- Sony Alpha 99 II2016
- Nikon D40
- Nikon D40X
- Nikon D50
- Nikon D60
- Nikon D70
- Nikon D70s
- Nikon D80
- Nikon D902008
Where to buy
B&H PhotoAmazonKEH (used)MPB (used)FAQ
What is the Tokina 20-35mm f/3.5-4.5 AF-235 II equivalent to on APS-C?
About 30–52 mm (1.5×) or 32–56 mm on Canon APS-C (1.6×).
Which cameras is the Tokina 20-35mm f/3.5-4.5 AF-235 II compatible with?
It fits Canon EOS 5DS, Canon EOS 5DS R, Canon EOS 6D, Canon EOS 6D Mark II, Canon EOS 5D Mark IV and more (see the full list above).