焦点距離 / APS-C
APS-Cで33mm
フルサイズの49.5mmと同じ画角。水平39.2°、垂直26.6°。
A 換算49.5mm
| A APS-Cで33mm | |
|---|---|
| 焦点距離 | 33mm |
| 35mm判換算 | 49.5mm |
| 水平 | 39.2° |
| 垂直 | 26.6° |
| 対角 | 46.3° |
| センサー | APS-C 23.5 × 15.6 mm |
| クロップ係数 | ×1.5 |
| アスペクト比 | 3:2 |
ほかのフォーマットで同じ画角
各センサーサイズで35mm判換算49.5mmに相当する焦点距離（クロップ係数による対角換算）。
| センサー | 焦点距離 | 近いページ |
|---|---|---|
| 中判 | 62.7mm | 中判で63mm |
| フルサイズ | 49.5mm | フルサイズで50mm |
| APS-C（キヤノン） | 30.9mm | APS-C（キヤノン）で30mm |
| マイクロフォーサーズ | 24.8mm | マイクロフォーサーズで25mm |
| 1型 | 18.3mm | 1型で18.5mm |
APS-C用の33mm単焦点（14本）
| レンズ | 焦点距離 | 開放F値 | マウント | 発表年 |
|---|---|---|---|---|
| Fujifilm XF 33mm f/1.4 R LM WR | 33mm | f/1.4 | Fujifilm X | 2021 |
| Laowa Argus 33mm f/0.95 CF APO (E) | 33mm | f/1 | Sony E | 2021 |
| Laowa Argus 33mm f/0.95 CF APO (X) | 33mm | f/1 | Fujifilm X | 2021 |
| Laowa Argus 33mm f/0.95 CF APO (Z) | 33mm | f/1 | Nikon Z | 2021 |
| Meike AF 33mm f/1.4 (E) | 33mm | f/1.4 | Sony E | 2024 |
| Meike AF 33mm f/1.4 (X) | 33mm | f/1.4 | Fujifilm X | 2024 |
| Meike AF 33mm f/1.4 (Z) | 33mm | f/1.4 | Nikon Z | 2024 |
| Tokina atx-m 33mm f/1.4 E | 33mm | f/1.4 | Sony E | 2021 |
| Tokina SZ 33mm f/1.2 E | 33mm | f/1.2 | Sony E | 2022 |
| Tokina atx-m 33mm f/1.4 X | 33mm | f/1.4 | Fujifilm X | 2020 |
| Tokina SZ 33mm f/1.2 X | 33mm | f/1.2 | Fujifilm X | 2022 |
| Viltrox AF 33mm f/1.4 (E) | 33mm | f/1.4 | Sony E | 2020 |
| Viltrox AF 33mm f/1.4 (X) | 33mm | f/1.4 | Fujifilm X | 2020 |
| Viltrox AF 33mm f/1.4 (Z) | 33mm | f/1.4 | Nikon Z | 2021 |
33mmを含むズーム（45本）
| レンズ | 焦点距離 | 開放F値 | マウント | 発表年 |
|---|---|---|---|---|
| Fujifilm XC 13-33mm f/3.5-6.3 OIS | 13–33mm | f/3.5–6.3 | Fujifilm X | 2025 |
| Fujifilm XC 15-45mm f/3.5-5.6 OIS PZ | 15–45mm | f/3.5–5.6 | Fujifilm X | 2018 |
| Fujifilm XF 16-50mm f/2.8-4.8 R LM WR | 16–50mm | f/2.8–4.8 | Fujifilm X | 2024 |
| Fujifilm XF 16-55mm f/2.8 R LM WR | 16–55mm | f/2.8 | Fujifilm X | 2015 |
| Fujifilm XF 16-55mm f/2.8 R LM WR II | 16–55mm | f/2.8 | Fujifilm X | 2024 |
| Fujifilm XF 16-80mm f/4 R OIS WR | 16–80mm | f/4 | Fujifilm X | 2019 |
| Fujifilm XC 16-50mm f/3.5-5.6 OIS II | 16–50mm | f/3.5–5.6 | Fujifilm X | 2015 |
| Fujifilm XF 18-55mm f/2.8-4 R LM OIS | 18–55mm | f/2.8–4 | Fujifilm X | 2012 |
| Fujifilm XF 18-120mm f/4 LM PZ WR | 18–120mm | f/4 | Fujifilm X | 2022 |
| Fujifilm XF 18-135mm f/3.5-5.6 R LM OIS WR | 18–135mm | f/3.5–5.6 | Fujifilm X | 2014 |
| Leica Vario-Elmar-TL 18-56mm f/3.5-5.6 ASPH. | 18–56mm | f/3.5–5.6 | L-Mount | 2014 |
| Nikon Z DX 16-50mm f/3.5-6.3 VR | 16–50mm | f/3.5–6.3 | Nikon Z | 2019 |
| Nikon Z DX 16-50mm f/2.8 VR | 16–50mm | f/2.8 | Nikon Z | 2025 |
| Nikon Z DX 18-140mm f/3.5-6.3 VR | 18–140mm | f/3.5–6.3 | Nikon Z | 2021 |
| Sigma 16-300mm f/3.5-6.7 DC OS | C (E) | 16–300mm | f/3.5–6.7 | Sony E | 2025 |
| Sigma 17-40mm f/1.8 DC | A (E) | 17–40mm | f/1.8 | Sony E | 2025 |
| Sigma 18-50mm f/2.8 DC DN | C (E) | 18–50mm | f/2.8 | Sony E | 2021 |
| Sigma 16-300mm f/3.5-6.7 DC OS | C (L) | 16–300mm | f/3.5–6.7 | L-Mount | 2025 |
| Sigma 17-40mm f/1.8 DC | A (L) | 17–40mm | f/1.8 | L-Mount | 2025 |
| Sigma 18-50mm f/2.8 DC DN | C (L) | 18–50mm | f/2.8 | L-Mount | 2021 |
| Sigma 16-300mm f/3.5-6.7 DC OS | C (X) | 16–300mm | f/3.5–6.7 | Fujifilm X | 2025 |
| Sigma 17-40mm f/1.8 DC | A (X) | 17–40mm | f/1.8 | Fujifilm X | 2025 |
| Sigma 18-50mm f/2.8 DC DN | C (X) | 18–50mm | f/2.8 | Fujifilm X | 2022 |
| Sigma 16-300mm f/3.5-6.7 DC OS | C (Z) | 16–300mm | f/3.5–6.7 | Nikon Z | 2026 |
| Sony E PZ 16-50mm f/3.5-5.6 OSS II | 16–50mm | f/3.5–5.6 | Sony E | 2024 |
| Sony E PZ 16-50mm f/3.5-5.6 OSS | 16–50mm | f/3.5–5.6 | Sony E | 2012 |
| Sony E 16-55mm f/2.8 G | 16–55mm | f/2.8 | Sony E | 2019 |
| Sony Vario-Tessar T* E 16-70mm f/4 ZA OSS | 16–70mm | f/4 | Sony E | 2013 |
| Sony E PZ 18-105mm f/4 G OSS | 18–105mm | f/4 | Sony E | 2013 |
| Sony E PZ 18-110mm f/4 G OSS | 18–110mm | f/4 | Sony E | 2016 |
| Sony E 18-135mm f/3.5-5.6 OSS | 18–135mm | f/3.5–5.6 | Sony E | 2018 |
| Sony E 18-55mm f/3.5-5.6 OSS | 18–55mm | f/3.5–5.6 | Sony E | 2010 |
| Sony E 18-200mm f/3.5-6.3 OSS | 18–200mm | f/3.5–6.3 | Sony E | 2010 |
| Sony E 18-200mm f/3.5-6.3 OSS LE | 18–200mm | f/3.5–6.3 | Sony E | 2012 |
| Sony E PZ 18-200mm f/3.5-6.3 OSS | 18–200mm | f/3.5–6.3 | Sony E | 2012 |
| Tamron 16-50mm f/2.8 A (E) | 16–50mm | f/2.8 | Sony E | 2026 |
| Tamron 17-70mm f/2.8 Di III-A VC RXD (E) | 17–70mm | f/2.8 | Sony E | 2020 |
| Tamron 18-200mm f/3.5-6.3 Di III VC (E) | 18–200mm | f/3.5–6.3 | Sony E | 2011 |
| Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD (E) | 18–300mm | f/3.5–6.3 | Sony E | 2021 |
| Tamron 16-50mm f/2.8 A (X) | 16–50mm | f/2.8 | Fujifilm X | 2026 |
| Tamron 17-70mm f/2.8 Di III-A VC RXD (X) | 17–70mm | f/2.8 | Fujifilm X | 2022 |
| Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD (X) | 18–300mm | f/3.5–6.3 | Fujifilm X | 2021 |
| Tamron 16-50mm f/2.8 A (Z) | 16–50mm | f/2.8 | Nikon Z | 2026 |
| Tamron 17-70mm f/2.8 Di III-A VC RXD (Z) | 17–70mm | f/2.8 | Nikon Z | 2026 |
| Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD (Z) | 18–300mm | f/3.5–6.3 | Nikon Z | 2025 |