Sigma 49B969
The f/2 maximum aperture and 13-element optical design with aspherical and ED glass deliver strong low-light performance and sharpness in a compact 370g body. Its all-metal, weather-sealed I Series construction and tactile aperture ring provide a premium handling experience rare at this size. This lens is best for environmental portrait and astrophotography shooters who need a fast, ultra-wide prime that won't weigh down a kit.
Focal length 20mm
Aperture f/2
Mount L-Mount
Weather Sealed はい
Weight 4128 g
af type Autofocus
lens type prime
59 総合スコア
価格 £13
概要
メリットとデメリット
長所
- Strong bokeh (92nd percentile) 92nd
- Strong aperture (89th percentile) 89th
- Strong optical (86th percentile) 86th
- Strong macro (80th percentile) 80th
短所
- Below average build (7th percentile)
- Below average social proof (11th percentile)
- Below average versatility (34th percentile)
オーナーの声
購入者の評価が時間とともにどう変化したか
独自顧客が実際にレビューを書いた時期に基づいています。発売当初の高評価が続いたかどうかがわかります。
日付のある顧客レビュー 2 件を暦四半期ごとに集計しています。期間別の分析は英語です。
実証データ
パフォーマンス
スペック
全スペック一覧
Optics
| Type | Prime |
| Focal Length Min | 20 |
| Focal Length Max | 20 |
| Elements | 13 |
| Groups | 11 |
| Aspherical Elements | 3 |
| ED Elements | 2 |
| Coating | Super Multi-Layer Coating, Nano Porous Coating (NPC) |
Aperture
| Max Aperture | f/2 |
| Min Aperture | f/2 |
| Constant | Yes |
| Diaphragm Blades | 9 |
Build
| Mount | L-Mount |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 4.1 kg / 9.1 lbs |
| Filter Thread | 62 |
AF & Stabilization
| AF Type | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 220 |
| Max Magnification | 1:6.67 |
競合製品との比較
| Spec | Sigma 49B969 | Digitalmate Platinum Series DM5843X | Altura Photo QZ0016 | Serounder 52mm Fisheye | Xuan XuanLens 32mm F/10 | Retropia M43 Mount Compatible |
|---|---|---|---|---|---|---|
| Focal Length | 20mm | 58mm | - | 52mm | 32mm | 32mm |
| Max Aperture | f/2 | - | - | - | f/10 | f/11 |
| Mount | L-Mount | Canon EF | Screw-on lens fits camera lenses with a 52mm front filter thread | Multiple | Canon EF-M | Canon RF |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | true | false | false | false | false | false |
| Weight (g) | 4128 | 127 | 320 | 230 | 41 | 50 |
| AF Type | Autofocus | Auto Focus | STM | - | manual focus only | manual focus only |
| Lens Type | prime | wide-angle | wide-angle | fisheye | prime | prime |
| Compare | Compare | Compare | Compare | Compare |
| 製品 | AF | Bokeh | Build | Macro | Optical | Aperture | ユーザー評価 | Stabilization |
|---|---|---|---|---|---|---|---|---|
| Sigma 49B969 | 53.7 | 92 | 6.8 | 80 | 86 | 89.4 | 10.9 | 36.7 |
| Digitalmate Platinum Series DM5843X Compare | 53.7 | 62.9 | 94.2 | 89.9 | 46 | 64.6 | 72.2 | 82.4 |
| Altura Photo QZ0016 Compare | 87.6 | 62.9 | 73.9 | 95.3 | 46 | 64.6 | 73.9 | 82.4 |
| Serounder 52mm Fisheye Compare | 53.7 | 62.9 | 83 | 89.3 | 40.8 | 64.6 | 8.4 | 82.4 |
| Xuan XuanLens 32mm F/10 Compare | 12.7 | 43 | 99.7 | 40.1 | 21.2 | 48.1 | 62.3 | 82.4 |
| Retropia M43 Mount Compatible Compare | 12.7 | 40.3 | 99.6 | 40.1 | 21.2 | 47.5 | 64.7 | 82.4 |
価格
コストパフォーマンス
最安 £13
Amazon.co.uk 1件の価格 最安 £13
2026年5月7日からこの製品の価格を追跡しています。データが増えるとチャートが表示されます。
用途別スコア
詳細なレビューは近日公開予定です。上記のスペック、スコア、価格、チャートは常に最新です。
