{
  "slug": "sigma-20-200-f35-63-dg",
  "name": "20-200mm F3.5-6.3 DG | Contemporary",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2025-09",
    "mount": "ソニーE / ライカL",
    "format": "フルフレーム",
    "focal_length": "20-200mm",
    "max_aperture": "f/3.5-6.3",
    "elements": "14群18枚",
    "blades": 9,
    "min_focus_m": 0.25,
    "max_magnification": "0.5倍（焦点距離28-85mm時）",
    "stabilization": "なし",
    "filter_mm": 72,
    "weight_g": 540,
    "size_mm": "77.2x117.5",
    "weather_sealed": "対応",
    "price_range": "約10万円前後"
  },
  "summary": "広角20mmスタートの10倍ズームを世界で初めて実現したフルサイズ用高倍率ズームで、Contemporary ラインに属する。540gの軽量ボディながら焦点距離28-85mm時に最大撮影倍率1:2のハーフマクロ撮影が可能。手ブレ補正機構は非搭載で、ボディ内手ブレ補正との併用が前提の旅行・スナップ万能レンズ。",
  "amazon_query": "シグマ 20-200mm F3.5-6.3 DG Contemporary ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/c025_20_200_35_63/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/c025_20_200_35_63/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/c025_20_200_35_63/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/c025_20_200_35_63/"
}