{
  "slug": "sigma-50-14-dgdn",
  "name": "50mm F1.4 DG DN | Art",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2023-02",
    "mount": "ソニーE / ライカL",
    "format": "フルフレーム",
    "focal_length": "50mm",
    "max_aperture": "f/1.4",
    "elements": "11群14枚",
    "blades": 11,
    "min_focus_m": 0.45,
    "max_magnification": "0.15倍",
    "stabilization": "なし",
    "filter_mm": 72,
    "weight_g": 660,
    "size_mm": "78.2x111.5",
    "weather_sealed": "対応",
    "price_range": "約11万円前後"
  },
  "summary": "一眼レフ用50mm F1.4 Artをミラーレス専用に置き換えたArtラインの標準大口径。HLAリニアモーターによる高速AFと防塵防滴構造を備え、動画用途も想定した設計になっている。実売10万円前後で買えるF1.4標準として定番の一本。",
  "amazon_query": "シグマ 50mm F1.4 DG DN Art ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/a023_50_14/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/a023_50_14/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/a023_50_14/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/a023_50_14/"
}