{
  "slug": "sigma-15-14-dcdn",
  "name": "15mm F1.4 DC | Contemporary",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2026-03",
    "mount": "ソニーE / 富士フイルムX / キヤノンRF",
    "format": "APS-C",
    "focal_length": "15mm",
    "max_aperture": "f/1.4",
    "elements": "11群13枚",
    "blades": 9,
    "min_focus_m": 0.177,
    "max_magnification": "0.13倍",
    "stabilization": "なし",
    "filter_mm": 58,
    "weight_g": 220,
    "size_mm": "64x64.8",
    "weather_sealed": "対応",
    "price_range": "約9万円前後"
  },
  "summary": "16mm F1.4 DC DNの実質的な後継となる、換算22.5mm相当のContemporaryライン広角単焦点。従来比で全長約30%短縮・質量約50%減の220gまで軽量化した。開放F1.4の明るさで、APS-Cミラーレスの風景・星景・動画用途に向く。",
  "amazon_query": "シグマ 15mm F1.4 DC Contemporary ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/c026_15_14/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/c026_15_14/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/c026_15_14/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/c026_15_14/"
}