Focal length (mm) to Horizontal angle of view (degrees) for Cinema full-frame 36mm
1 Focal length (mm) = 173.64034 Horizontal angle of view (degrees) ยท camera-equivalence calculation for Cinema full-frame 36mm
Direct Answer
On Cinema full-frame 36mm, a 50 mm lens gives about 39.597753 horizontal angle of view
This result uses the fixed Cinema full-frame 36mm sensor profile (crop factor 1).
For 14 Focal length (mm), this gives 104.250033 Horizontal angle of view (degrees) on Cinema full-frame 36mm.
Converter Calculator
173.64034 Horizontal angle of view (degrees)
SwitchExplanation
Formula: HFOV = 2 x atan(36 / (2 x focal_mm)) in degrees. Why: this page keeps Cinema full-frame 36mm fixed, so crop factor and sensor width stay explicit for every calculation.
Cinema full-frame 36mm: a sensor profile with crop factor 1 and sensor width (horizontal) 36 mm, used as the fixed framing basis for this page.
Focal length (mm): a camera-equivalence quantity in this family that depends on the selected crop model.
Horizontal angle of view (degrees): a camera-equivalence quantity in this family that depends on the selected crop model.
This route is useful when you know the focal length on Cinema full-frame 36mm and want the resulting horizontal framing angle.
This page is sensor-profile dependent rather than universal because camera equivalence changes with sensor geometry (Cinema full-frame 36mm).
Common Conversion Values
| Focal length (mm) | Horizontal angle of view (degrees) |
|---|---|
| 14 | 104.250033 |
| 24 | 73.739795 |
| 28 | 65.470453 |
| 35 | 54.432223 |
| 50 | 39.597753 |
| 70 | 28.841546 |
| 85 | 23.913168 |
| 135 | 15.189287 |
| 200 | 10.285529 |
Frequently Asked Questions
Which sensor assumptions are fixed for focal length mm to horizontal angle of view (degrees)?
Focal length mm to horizontal angle of view (degrees) is fixed to Cinema full-frame 36mm, crop factor 1, sensor width 36 mm.
How do I reverse mm to deg for Cinema full-frame 36mm?
Use the opposite-direction page for Cinema full-frame 36mm to convert horizontal angle of view (degrees) back to focal length (mm) with the same sensor assumptions.
Can focal length mm to horizontal angle of view (degrees) replace full lens-design simulation?
No. Focal length mm to horizontal angle of view (degrees) provides framing and geometry approximations, not full optical-model behavior.