{
  "slug": "canon-rf-14-35-f4l",
  "name": "RF14-35mm F4 L IS USM",
  "category": "lens",
  "specs": {
    "maker": "キヤノン",
    "released": "2021-09",
    "mount": "キヤノンRF",
    "format": "フルフレーム",
    "focal_length": "14-35mm",
    "max_aperture": "f/4",
    "elements": "12群16枚",
    "blades": 9,
    "min_focus_m": 0.2,
    "max_magnification": "0.38倍",
    "stabilization": "あり（最大5.5段）",
    "filter_mm": 77,
    "weight_g": 540,
    "size_mm": "83.7x99.8",
    "weather_sealed": "対応",
    "price_range": "約21万円前後"
  },
  "summary": "焦点距離14mmからの超広角をカバーするRF小三元の広角ズーム。約540gの軽量設計ながら最短0.2m・最大0.38倍と寄りにも強い。前面に77mmフィルターを装着できる実用性も魅力で、風景・旅行用途の定番となっている。",
  "amazon_query": "キヤノン RF14-35mm F4 L IS USM",
  "construction_url": "https://personal.canon.jp/product/camera/rf/rf14-35-f4l/spec",
  "mtf_url": "https://personal.canon.jp/product/camera/rf/rf14-35-f4l/spec",
  "source_url": "https://personal.canon.jp/product/camera/rf/rf14-35-f4l/spec",
  "retrieved_at": "2026-07-24",
  "product_url": "https://personal.canon.jp/product/camera/rf/rf14-35-f4l"
}