{
  "slug": "fujifilm-gf-20-35",
  "name": "フジノン GF20-35mmF4 R WR",
  "category": "lens",
  "specs": {
    "maker": "富士フイルム",
    "released": "2022-09",
    "mount": "富士フイルムG",
    "format": "中判",
    "focal_length": "20-35mm",
    "max_aperture": "f/4",
    "elements": "10群14枚",
    "blades": 9,
    "min_focus_m": 0.35,
    "max_magnification": "0.14倍",
    "stabilization": "なし",
    "filter_mm": 82,
    "weight_g": 725,
    "size_mm": "88.5x112.5",
    "weather_sealed": "対応",
    "price_range": "約35万円前後"
  },
  "summary": "35mm判換算16-28mm相当をカバーする、GFレンズ最広角のズーム。非球面レンズ3枚・ED非球面レンズ1枚・EDレンズ3枚を投入した10群14枚構成で、歪曲と像面湾曲を抑えて画面周辺まで高解像を保つ。中判用超広角ながら約725gと軽く防塵防滴にも対応し、風景・建築・星景の定番に位置づけられる。",
  "amazon_query": "富士フイルム GF20-35mmF4",
  "construction_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf20-35mmf4-r-wr/specifications/",
  "mtf_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf20-35mmf4-r-wr/specifications/",
  "source_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf20-35mmf4-r-wr/specifications/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf20-35mmf4-r-wr/"
}