{
  "slug": "sigma-24-70-f28-dgdn2",
  "name": "24-70mm F2.8 DG DN II | Art",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2024-05",
    "mount": "ソニーE / ライカL",
    "format": "フルフレーム",
    "focal_length": "24-70mm",
    "max_aperture": "f/2.8",
    "elements": "15群19枚",
    "blades": 11,
    "min_focus_m": 0.17,
    "max_magnification": "0.37倍（広角端）",
    "stabilization": "なし",
    "filter_mm": 82,
    "weight_g": 735,
    "size_mm": "87.8x122.2",
    "weather_sealed": "対応",
    "price_range": "約17万円前後"
  },
  "summary": "Art ラインのフラッグシップ標準ズームで、初代24-70mm F2.8 DG DN を全面刷新した第2世代。約100gの軽量化とHLAリニアモーターによるAF高速化を果たしつつ、解像性能も向上させた。絞りリングや2つのAFLボタンを新設し、操作性でも純正ハイエンドに並ぶ内容を約半額クラスの価格で実現している。",
  "amazon_query": "シグマ 24-70mm F2.8 DG DN II Art ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/a024_24_70_28_ii/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/a024_24_70_28_ii/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/a024_24_70_28_ii/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/a024_24_70_28_ii/"
}