Field of View

Focal lengths / APS-C (Canon)

33mm on APS-C (Canon)

Frames like 52.8mm on full frame: 37.3° across, 25.4° top to bottom.

Reference photo: Forest
A 52.8mm eq.
The scene as framed by 33mm APS-C (Canon)
A What 33mm APS-C (Canon) sees
A 33mm on APS-C (Canon)
Focal length33mm
Full-frame equivalent52.8mm
Horizontal37.3°
Vertical25.4°
Diagonal44.2°
SensorAPS-C (Canon) 22.3 × 14.9 mm
Crop factor×1.6
Aspect ratio3:2

Compare it with another setup →

Same framing on other formats

The focal length that matches 52.8mm full-frame equivalent on each sensor size (crop-factor convention, diagonal).

SensorFocal lengthClosest page
Medium format66.8mm65mm on Medium format
Full frame52.8mm55mm on Full frame
APS-C35.2mm35mm on APS-C
Micro Four Thirds26.4mm25mm on Micro Four Thirds
1-inch19.6mm18.5mm on 1-inch

Primes at 33mm for APS-C (Canon) (3)

LensFocalApertureMountYear
Laowa Argus 33mm f/0.95 CF APO (EF-M)33mmf/1Canon EF-M2021
Laowa Argus 33mm f/0.95 CF APO (RF)33mmf/1Canon RF2021
Viltrox AF 33mm f/1.4 (EF-M)33mmf/1.4Canon EF-M2020
Zooms that reach 33mm (11)
LensFocalApertureMountYear
Canon EF-M 15-45mm f/3.5-6.3 IS STM15–45mmf/3.5–6.3Canon EF-M2015
Canon EF-M 18-150mm f/3.5-6.3 IS STM18–150mmf/3.5–6.3Canon EF-M2016
Canon EF-M 18-55mm f/3.5-5.6 IS STM18–55mmf/3.5–5.6Canon EF-M2012
Canon RF-S 18-45mm f/4.5-6.3 IS STM18–45mmf/4.5–6.3Canon RF2022
Canon RF-S 18-150mm f/3.5-6.3 IS STM18–150mmf/3.5–6.3Canon RF2022
Sigma 16-300mm f/3.5-6.7 DC OS | C (RF)16–300mmf/3.5–6.7Canon RF2025
Sigma 17-40mm f/1.8 DC | A (RF)17–40mmf/1.8Canon RF2025
Sigma 18-50mm f/2.8 DC DN | C (RF)18–50mmf/2.8Canon RF2024
Tamron 16-50mm f/2.8 A (RF)16–50mmf/2.8Canon RF2026
Tamron 17-70mm f/2.8 Di III-A VC RXD (RF)17–70mmf/2.8Canon RF2026
Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD (RF)18–300mmf/3.5–6.3Canon RF2025