Sony a9
Sensor size, crop factor & field of view
▸ See its field of view
Sensor35.6 × 23.8 MM
Crop factor1.01×
Sensor classFull Frame
Native mountE
Aspect modes3:2 · 16:9
Released2017
On the 1.01× Full Frame sensor, every lens frames tighter than its marked focal length. Tap a focal to see the exact build in the simulator.
| Lens focal | Full-frame equivalent | Horizontal FOV |
|---|---|---|
| 14mm → | 14mm | 103.6° |
| 18mm → | 18mm | 89.4° |
| 24mm → | 24mm | 73.1° |
| 35mm → | 35mm | 53.9° |
| 50mm → | 51mm | 39.2° |
| 85mm → | 86mm | 23.7° |
| 135mm → | 136mm | 15° |
Is the Sony a9 full frame?
Yes — it uses a full-frame 35.6×23.8mm sensor, so its crop factor is 1.01× (effectively 1×).
What is the crop factor of the Sony a9?
1.01×, derived from its 35.6×23.8mm sensor diagonal against a full-frame 43.27mm diagonal.
What does a 50mm lens look like on the Sony a9?
A 50mm lens frames like a 51mm lens would on full frame (50 × 1.01). See it live in the simulator.
Can I adapt other lenses to the Sony a9?
Yes. focalcomp's registry resolves EF, LR, F, M42, M, CY, FD, MD, OM, K, PL glass onto its E mount via adapters and speed boosters.