{
  "slug": "canon-rf-28-70-f28",
  "name": "RF28-70mm F2.8 IS STM",
  "category": "lens",
  "specs": {
    "maker": "キヤノン",
    "released": "2024-09",
    "mount": "キヤノンRF",
    "format": "フルフレーム",
    "focal_length": "28-70mm",
    "max_aperture": "f/2.8",
    "elements": "12群15枚",
    "blades": 9,
    "min_focus_m": 0.27,
    "max_magnification": "0.24倍",
    "stabilization": "あり（最大5.5段）",
    "filter_mm": 67,
    "weight_g": 495,
    "size_mm": "76.5x92.2",
    "price_range": "約17万円前後"
  },
  "summary": "F2.8通しの標準ズームを約495g・収納時92.2mmまで小型化した1本。5.5段の手ブレ補正を内蔵し、協調制御では中央7.5段まで向上する。Lレンズ級の画質を手頃なサイズと価格で狙える新世代の標準ズーム。",
  "amazon_query": "キヤノン RF28-70mm F2.8 IS STM",
  "construction_url": "https://personal.canon.jp/product/camera/rf/rf28-70-f28/spec",
  "mtf_url": "https://personal.canon.jp/product/camera/rf/rf28-70-f28/spec",
  "source_url": "https://personal.canon.jp/product/camera/rf/rf28-70-f28/spec",
  "retrieved_at": "2026-07-24",
  "product_url": "https://personal.canon.jp/product/camera/rf/rf28-70-f28"
}