{
  "slug": "fujifilm-gf-45-28",
  "name": "フジノン GF45mmF2.8 R WR",
  "category": "lens",
  "specs": {
    "maker": "富士フイルム",
    "released": "2017-11",
    "mount": "富士フイルムG",
    "format": "中判",
    "focal_length": "45mm",
    "max_aperture": "f/2.8",
    "elements": "8群11枚",
    "blades": 9,
    "min_focus_m": 0.45,
    "max_magnification": "0.14倍",
    "stabilization": "なし",
    "filter_mm": 62,
    "weight_g": 490,
    "size_mm": "84x88",
    "weather_sealed": "対応",
    "price_range": "約22万円前後"
  },
  "summary": "35mm判換算36mm相当の画角を持つGFXシリーズ用の広角寄り標準単焦点レンズ。非球面レンズ1枚とEDレンズ2枚を含む8群11枚構成で、開放F2.8から克明な描写と自然なボケを楽しめる。約490g・全長88mmと軽快で、防塵防滴・-10度耐低温構造も備えるため、スナップやドキュメンタリー撮影の常用に向く。",
  "amazon_query": "富士フイルム GF45mmF2.8",
  "construction_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf45mmf28-r-wr/specifications/",
  "mtf_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf45mmf28-r-wr/specifications/",
  "source_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf45mmf28-r-wr/specifications/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.fujifilm-x.com/ja-jp/products/lenses/gf45mmf28-r-wr/"
}