焦点距離 / APS-C
APS-Cで23mm
フルサイズの34.5mmと同じ画角。水平54.1°、垂直37.5°。
A 換算34.5mm
| A APS-Cで23mm | |
|---|---|
| 焦点距離 | 23mm |
| 35mm判換算 | 34.5mm |
| 水平 | 54.1° |
| 垂直 | 37.5° |
| 対角 | 63° |
| 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34.5mm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 | 43.7mm | 中判で45mm |
| フルサイズ | 34.5mm | フルサイズで35mm |
| APS-C（キヤノン） | 21.6mm | APS-C（キヤノン）で22mm |
| マイクロフォーサーズ | 17.3mm | マイクロフォーサーズで17mm |
| 1型 | 12.8mm | — |
APS-C用の23mm単焦点（26本）
| レンズ | 焦点距離 | 開放F値 | マウント | 発表年 |
|---|---|---|---|---|
| Fujifilm XF 23mm f/2 R WR | 23mm | f/2 | Fujifilm X | 2016 |
| Fujifilm XF 23mm f/2.8 R WR | 23mm | f/2.8 | Fujifilm X | 2025 |
| Fujifilm XF 23mm f/1.4 R | 23mm | f/1.4 | Fujifilm X | 2013 |
| Fujifilm XF 23mm f/1.4 R LM WR | 23mm | f/1.4 | Fujifilm X | 2021 |
| Leica Summicron-TL 23mm f/2 ASPH. | 23mm | f/2 | L-Mount | 2014 |
| Meike AF 23mm f/1.4 (E) | 23mm | f/1.4 | Sony E | 2025 |
| Meike AF 23mm f/1.4 (X) | 23mm | f/1.4 | Fujifilm X | 2025 |
| Meike AF 23mm f/1.4 (Z) | 23mm | f/1.4 | Nikon Z | 2025 |
| Sigma 23mm f/1.4 DC DN | C (E) | 23mm | f/1.4 | Sony E | 2023 |
| Sigma 23mm f/1.4 DC DN | C (L) | 23mm | f/1.4 | L-Mount | 2023 |
| Sigma 23mm f/1.4 DC DN | C (X) | 23mm | f/1.4 | Fujifilm X | 2023 |
| Tokina atx-m 23mm f/1.4 E | 23mm | f/1.4 | Sony E | 2021 |
| Tokina atx-m 23mm f/1.4 X | 23mm | f/1.4 | Fujifilm X | 2020 |
| TTArtisan AF 23mm f/1.8 (E) | 23mm | f/1.8 | Sony E | 2025 |
| TTArtisan APS-C 23mm f/1.4 (E) | 23mm | f/1.4 | Sony E | 2021 |
| TTArtisan APS-C 23mm f/1.4 (L) | 23mm | f/1.4 | L-Mount | 2022 |
| TTArtisan APS-C 23mm f/1.4 (MFT) | 23mm | f/1.4 | Micro Four Thirds | 2021 |
| TTArtisan AF 23mm f/1.8 (X) | 23mm | f/1.8 | Fujifilm X | 2025 |
| TTArtisan APS-C 23mm f/1.4 (X) | 23mm | f/1.4 | Fujifilm X | 2021 |
| TTArtisan AF 23mm f/1.8 (Z) | 23mm | f/1.8 | Nikon Z | 2025 |
| TTArtisan APS-C 23mm f/1.4 (Z) | 23mm | f/1.4 | Nikon Z | 2021 |
| Viltrox AF 23mm f/1.4 (E) | 23mm | f/1.4 | Sony E | 2020 |
| Viltrox AF 23mm f/1.4 (X) | 23mm | f/1.4 | Fujifilm X | 2020 |
| Viltrox AF 23mm f/1.4 (Z) | 23mm | f/1.4 | Nikon Z | 2021 |
| Voigtländer Nokton 23mm f/1.2 Aspherical (X) | 23mm | f/1.2 | Fujifilm X | 2022 |
| Voigtländer Nokton D23mm f/1.2 Aspherical (Z) | 23mm | f/1.2 | Nikon Z | 2022 |
23mmを含むズーム（53本）
| レンズ | 焦点距離 | 開放F値 | マウント | 発表年 |
|---|---|---|---|---|
| Fujifilm XF 10-24mm f/4 R OIS | 10–24mm | f/4 | Fujifilm X | 2013 |
| Fujifilm XF 10-24mm f/4 R OIS WR | 10–24mm | f/4 | Fujifilm X | 2020 |
| 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 |
| Laowa 12-24mm f/5.6 Zoom Shift CF (E) | 12–24mm | f/5.6 | Sony E | 2024 |
| Laowa 12-24mm f/5.6 Zoom Shift CF (L) | 12–24mm | f/5.6 | L-Mount | 2024 |
| Laowa 12-24mm f/5.6 Zoom Shift CF (X) | 12–24mm | f/5.6 | Fujifilm X | 2024 |
| Laowa 12-24mm f/5.6 Zoom Shift CF (Z) | 12–24mm | f/5.6 | Nikon Z | 2024 |
| Leica Super-Vario-Elmar-TL 11-23mm f/3.5-4.5 ASPH. | 11–23mm | f/3.5–4.5 | L-Mount | 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 12-28mm f/3.5-5.6 PZ VR | 12–28mm | f/3.5–5.6 | Nikon Z | 2023 |
| 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 |