焦点距離 / フルサイズ
フルサイズで45mm
フルサイズの45mmと同じ画角。水平43.6°、垂直29.9°。
A 換算45mm
| A フルサイズで45mm | |
|---|---|
| 焦点距離 | 45mm |
| 35mm判換算 | 45mm |
| 水平 | 43.6° |
| 垂直 | 29.9° |
| 対角 | 51.4° |
| センサー | フルサイズ 36 × 24 mm |
| クロップ係数 | ×1 |
| 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45mm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 | 57mm | 中判で55mm |
| APS-C | 30mm | APS-Cで30mm |
| APS-C（キヤノン） | 28.1mm | APS-C（キヤノン）で28mm |
| マイクロフォーサーズ | 22.5mm | マイクロフォーサーズで20mm |
| 1型 | 16.7mm | 1型で18.5mm |
フルサイズ用の45mm単焦点（12本）
| レンズ | 焦点距離 | 開放F値 | マウント | 発表年 |
|---|---|---|---|---|
| Canon RF 45mm f/1.2 STM | 45mm | f/1.2 | Canon RF | 2025 |
| Laowa Argus 45mm f/0.95 FF (E) | 45mm | f/1 | Sony E | 2021 |
| Laowa Aksen 45mm f/2.8 1-5X Ultra Macro APO (E) | 45mm | f/2.8 | Sony E | 2026 |
| Laowa Aksen 45mm f/2.8 1-5X Ultra Macro APO (L) | 45mm | f/2.8 | L-Mount | 2026 |
| Laowa Argus 45mm f/0.95 FF (RF) | 45mm | f/1 | Canon RF | 2021 |
| Laowa Aksen 45mm f/2.8 1-5X Ultra Macro APO (RF) | 45mm | f/2.8 | Canon RF | 2026 |
| Laowa Aksen 45mm f/2.8 1-5X Ultra Macro APO (X) | 45mm | f/2.8 | Fujifilm X | 2026 |
| Laowa Argus 45mm f/0.95 FF (Z) | 45mm | f/1 | Nikon Z | 2021 |
| Laowa Aksen 45mm f/2.8 1-5X Ultra Macro APO (Z) | 45mm | f/2.8 | Nikon Z | 2026 |
| Samyang AF 45mm f/1.8 FE | 45mm | f/1.8 | Sony E | 2019 |
| Sigma 45mm f/2.8 DG DN | C (E) | 45mm | f/2.8 | Sony E | 2019 |
| Sigma 45mm f/2.8 DG DN | C (L) | 45mm | f/2.8 | L-Mount | 2019 |
45mmを含むズーム（64本）
| レンズ | 焦点距離 | 開放F値 | マウント | 発表年 |
|---|---|---|---|---|
| Canon RF 20-50mm f/4L IS USM PZ | 20–50mm | f/4 | Canon RF | 2026 |
| Canon RF 24-50mm f/4.5-6.3 IS STM | 24–50mm | f/4.5–6.3 | Canon RF | 2023 |
| Canon RF 24-70mm f/2.8L IS USM | 24–70mm | f/2.8 | Canon RF | 2019 |
| Canon RF 24-105mm f/4L IS USM | 24–105mm | f/4 | Canon RF | 2018 |
| Canon RF 24-105mm f/4-7.1 IS STM | 24–105mm | f/4–7.1 | Canon RF | 2020 |
| Canon RF 24-105mm f/2.8L IS USM Z | 24–105mm | f/2.8 | Canon RF | 2023 |
| Canon RF 24-240mm f/4-6.3 IS USM | 24–240mm | f/4–6.3 | Canon RF | 2019 |
| Canon RF 28-70mm f/2L USM | 28–70mm | f/2 | Canon RF | 2018 |
| Canon RF 28-70mm f/2.8 IS STM | 28–70mm | f/2.8 | Canon RF | 2024 |
| Leica Vario-Elmarit-SL 24-90mm f/2.8-4 ASPH. | 24–90mm | f/2.8–4 | L-Mount | 2015 |
| Leica Vario-Elmarit-SL 24-70mm f/2.8 ASPH. | 24–70mm | f/2.8 | L-Mount | 2021 |
| Leica Vario-Elmarit-SL 28-70mm f/2.8 ASPH. | 28–70mm | f/2.8 | L-Mount | 2025 |
| Nikon Z 24-50mm f/4-6.3 | 24–50mm | f/4–6.3 | Nikon Z | 2020 |
| Nikon Z 24-70mm f/2.8 S | 24–70mm | f/2.8 | Nikon Z | 2019 |
| Nikon Z 24-70mm f/2.8 S II | 24–70mm | f/2.8 | Nikon Z | 2025 |
| Nikon Z 24-70mm f/4 S | 24–70mm | f/4 | Nikon Z | 2018 |
| Nikon Z 24-105mm f/4-7.1 | 24–105mm | f/4–7.1 | Nikon Z | 2026 |
| Nikon Z 24-120mm f/4 S | 24–120mm | f/4 | Nikon Z | 2021 |
| Nikon Z 24-200mm f/4-6.3 VR | 24–200mm | f/4–6.3 | Nikon Z | 2020 |
| Nikon Z 28-135mm f/4 PZ | 28–135mm | f/4 | Nikon Z | 2025 |
| Nikon Z 28-400mm f/4-8 VR | 28–400mm | f/4–8 | Nikon Z | 2024 |
| Nikon Z 28-75mm f/2.8 | 28–75mm | f/2.8 | Nikon Z | 2021 |
| Panasonic Lumix S 20-60mm f/3.5-5.6 | 20–60mm | f/3.5–5.6 | L-Mount | 2020 |
| Panasonic Lumix S 24-105mm f/4 Macro O.I.S. | 24–105mm | f/4 | L-Mount | 2019 |
| Panasonic Lumix S Pro 24-70mm f/2.8 | 24–70mm | f/2.8 | L-Mount | 2019 |
| Panasonic Lumix S 24-60mm f/2.8 | 24–60mm | f/2.8 | L-Mount | 2025 |
| Panasonic Lumix S 28-200mm f/4-7.1 Macro O.I.S. | 28–200mm | f/4–7.1 | L-Mount | 2024 |
| Samyang AF 24-70mm f/2.8 FE | 24–70mm | f/2.8 | Sony E | 2021 |
| Samyang AF 24-60mm f/2.8 FE | 24–60mm | f/2.8 | Sony E | 2025 |
| Samyang AF 35-150mm f/2-2.8 FE | 35–150mm | f/2–2.8 | Sony E | 2023 |
| Samyang AF 35-150mm f/2-2.8 L | 35–150mm | f/2–2.8 | L-Mount | 2024 |
| Sigma 20-60mm f/2.8-4 DG | C (E) | 20–60mm | f/2.8–4 | Sony E | 2026 |
| Sigma 20-200mm f/3.5-6.3 DG | C (E) | 20–200mm | f/3.5–6.3 | Sony E | 2025 |
| Sigma 28-70mm f/2.8 DG DN | C (E) | 28–70mm | f/2.8 | Sony E | 2021 |
| Sigma 20-60mm f/2.8-4 DG | C (L) | 20–60mm | f/2.8–4 | L-Mount | 2026 |
| Sigma 20-200mm f/3.5-6.3 DG | C (L) | 20–200mm | f/3.5–6.3 | L-Mount | 2025 |
| Sigma 24-70mm f/2.8 DG DN | A (L) | 24–70mm | f/2.8 | L-Mount | 2019 |
| Sigma 24-70mm f/2.8 DG DN II | A (L) | 24–70mm | f/2.8 | L-Mount | 2024 |
| Sigma 28-105mm f/2.8 DG DN | A (L) | 28–105mm | f/2.8 | L-Mount | 2024 |
| Sigma 28-45mm f/1.8 DG DN | A (L) | 28–45mm | f/1.8 | L-Mount | 2024 |
| Sigma 28-70mm f/2.8 DG DN | C (L) | 28–70mm | f/2.8 | L-Mount | 2021 |
| Sony FE 20-70mm f/4 G | 20–70mm | f/4 | Sony E | 2023 |
| Sony FE 24-50mm f/2.8 G | 24–50mm | f/2.8 | Sony E | 2024 |
| Sony FE 24-70mm f/2.8 GM | 24–70mm | f/2.8 | Sony E | 2016 |
| Sony FE 24-70mm f/2.8 GM II | 24–70mm | f/2.8 | Sony E | 2022 |
| Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS | 24–70mm | f/4 | Sony E | 2013 |
| Sony FE 24-105mm f/4 G OSS | 24–105mm | f/4 | Sony E | 2017 |
| Sony FE 24-240mm f/3.5-6.3 OSS | 24–240mm | f/3.5–6.3 | Sony E | 2015 |
| Sony FE 28-60mm f/4-5.6 | 28–60mm | f/4–5.6 | Sony E | 2020 |
| Sony FE 28-70mm f/3.5-5.6 OSS | 28–70mm | f/3.5–5.6 | Sony E | 2013 |
| Sony FE 28-70mm f/3.5-5.6 OSS II | 28–70mm | f/3.5–5.6 | Sony E | 2025 |
| Sony FE 28-70mm f/2 GM | 28–70mm | f/2 | Sony E | 2024 |
| Sony FE PZ 28-135mm f/4 G OSS | 28–135mm | f/4 | Sony E | 2014 |
| Tamron 17-50mm f/4 Di III VXD (E) | 17–50mm | f/4 | Sony E | 2023 |
| Tamron 25-200mm f/2.8-5.6 Di III VXD G2 (E) | 25–200mm | f/2.8–5.6 | Sony E | 2025 |
| Tamron 28-75mm f/2.8 Di III RXD (E) | 28–75mm | f/2.8 | Sony E | 2018 |
| Tamron 28-200mm f/2.8-5.6 Di III RXD (E) | 28–200mm | f/2.8–5.6 | Sony E | 2020 |
| Tamron 28-75mm f/2.8 Di III VXD G2 (E) | 28–75mm | f/2.8 | Sony E | 2021 |
| Tamron 28-300mm f/4-7.1 Di III VC VXD (E) | 28–300mm | f/4–7.1 | Sony E | 2024 |
| Tamron 35-150mm f/2-2.8 Di III VXD (E) | 35–150mm | f/2–2.8 | Sony E | 2021 |
| Tamron 35-100mm f/2.8 Di III VXD (E) | 35–100mm | f/2.8 | Sony E | 2026 |
| Tamron 28-75mm f/2.8 Di III VXD G2 (Z) | 28–75mm | f/2.8 | Nikon Z | 2024 |
| Tamron 35-150mm f/2-2.8 Di III VXD (Z) | 35–150mm | f/2–2.8 | Nikon Z | 2023 |
| Tamron 35-100mm f/2.8 Di III VXD (Z) | 35–100mm | f/2.8 | Nikon Z | 2026 |