{
  "slug": "sigma-15-14-dgdn",
  "name": "15mm F1.4 DG DN DIAGONAL FISHEYE | Art",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2024-03",
    "mount": "ソニーE / ライカL",
    "format": "フルフレーム",
    "focal_length": "15mm",
    "max_aperture": "f/1.4",
    "elements": "15群21枚",
    "blades": 11,
    "min_focus_m": 0.385,
    "max_magnification": "0.06倍",
    "stabilization": "なし",
    "weight_g": 1360,
    "size_mm": "104x159.9",
    "weather_sealed": "対応",
    "price_range": "約33万円前後"
  },
  "summary": "35mmフルサイズ対応では初の開放F1.4対角魚眼レンズで、Artラインに属する。対角180度の画角とF1.4の明るさを両立し、天の川など星空全体を一枚に収める撮影で強みを発揮する。リアにシートタイプのフィルターホルダーを備え、防塵防滴仕様のボディを採用している。",
  "amazon_query": "シグマ 15mm F1.4 DG DN DIAGONAL FISHEYE Art ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/a024_15_14/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/a024_15_14/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/a024_15_14/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/a024_15_14/"
}