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Lens type | Telephoto | Telephoto | Telephoto | N/A | Normal |
---|---|---|---|---|---|
Lens mount | Canon EF | Canon EF | Micro Four Thirds |
|
|
Aperture max | 2.8 | 4 | 2.8 | N/A | 2.9-2.8 |
---|---|---|---|---|---|
Aperture min | 32 | 32 | 22 | N/A | 22 |
Aperture ring | no | no | N/A | N/A | yes |
Number of diaphragm blades | 8 | 7 | 9 | 9 | 9 |
Aperture features | N/A | Rounded diaphragm | N/A | N/A | N/A |
Focus method | Internal | Internal | Internal | N/A | Internal |
---|---|---|---|---|---|
Autofocus | yes | yes | yes | N/A | yes |
Autofocus motor type | Ring Type Ultrasonic | Ring Type Ultrasonic | STP | N/A | Ring Type Ultrasonic |
Full-time Manual focusing | yes | yes | yes | N/A | yes |
Closest focusing distance | 1.20 | 1.20 | 0.7 | 0.28 | 0.38 |
Distance scale | yes | yes | N/A | N/A | yes |
Depth of field (DoF) scale | yes | no | N/A | N/A | no |
Focus distance limiter | N/A | yes | N/A | N/A | yes |
Focus features | N/A | N/A | N/A | N/A | Floating focus |
Weight | 52.56 oz | 24.87 oz | 26.81 oz |
| 31.57 oz |
---|---|---|---|---|---|
Diameter | 3.5 in | 2.64 in | 3.13 in | 3.43 in | 3.15 in |
Length | 7.83 in | 6.77 in | 6.3 in |
| 5.39 in |
Filter size | 3.5 in | 2.99 in | 2.83 in | 3.03 in | 2.83 in |