{
  "slug": "canon-rf-16-28",
  "name": "RF16-28mm F2.8 IS STM",
  "category": "lens",
  "specs": {
    "maker": "キヤノン",
    "released": "2025-02",
    "mount": "キヤノンRF",
    "format": "フルフレーム",
    "focal_length": "16-28mm",
    "max_aperture": "f/2.8",
    "elements": "13群16枚",
    "blades": 9,
    "min_focus_m": 0.2,
    "max_magnification": "0.26倍",
    "stabilization": "あり（最大5.5段）",
    "filter_mm": 67,
    "weight_g": 445,
    "size_mm": "76.5x91",
    "price_range": "約17万円前後"
  },
  "summary": "F2.8通しながら約445g・収納時91mmに収めた小型軽量の超広角ズーム。Lレンズに迫る描写と5.5段の手ブレ補正を備え、協調制御では最大8段に達する。RF28-70mm F2.8 IS STMと対をなす「小型大三元」的な位置づけの1本。",
  "amazon_query": "キヤノン RF16-28mm F2.8 IS STM",
  "construction_url": "https://personal.canon.jp/product/camera/rf/rf16-28-f28/spec",
  "mtf_url": "https://personal.canon.jp/product/camera/rf/rf16-28-f28/spec",
  "source_url": "https://personal.canon.jp/product/camera/rf/rf16-28-f28/spec",
  "retrieved_at": "2026-07-24",
  "product_url": "https://personal.canon.jp/product/camera/rf/rf16-28-f28"
}