{
  "slug": "sigma-70-200-f28-dgdn",
  "name": "70-200mm F2.8 DG DN OS | Sports",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2023-12",
    "mount": "ソニーE / ライカL",
    "format": "フルフレーム",
    "focal_length": "70-200mm",
    "max_aperture": "f/2.8",
    "elements": "15群20枚",
    "blades": 11,
    "min_focus_m": 0.65,
    "max_magnification": "0.19倍（望遠端）",
    "stabilization": "あり（OS2）",
    "filter_mm": 77,
    "weight_g": 1335,
    "size_mm": "90.6x207",
    "weather_sealed": "対応",
    "price_range": "約19万円前後"
  },
  "summary": "シグマのミラーレス用大三元を完成させた Sports ラインの大口径望遠ズーム。デュアルHLAによる高速AFと、OS2手ブレ補正による最大7.5段の補正効果を備え、インナーズームで重心変化も少ない。純正比で大幅に安く、スポーツ・ポートレート・動画まで幅広くこなすプロ仕様の1本。",
  "amazon_query": "シグマ 70-200mm F2.8 DG DN OS Sports ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/s023_70_200_28/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/s023_70_200_28/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/s023_70_200_28/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/s023_70_200_28/"
}