{
  "slug": "sigma-135-14-dgdn",
  "name": "135mm F1.4 DG | Art",
  "category": "lens",
  "specs": {
    "maker": "シグマ",
    "released": "2025-09",
    "mount": "ソニーE / ライカL",
    "format": "フルフレーム",
    "focal_length": "135mm",
    "max_aperture": "f/1.4",
    "elements": "13群17枚",
    "blades": 13,
    "min_focus_m": 1.1,
    "max_magnification": "0.14倍",
    "stabilization": "なし",
    "filter_mm": 105,
    "weight_g": 1420,
    "size_mm": "111.7x137.5",
    "weather_sealed": "対応",
    "price_range": "約33万円前後"
  },
  "summary": "世界初のAF対応135mm F1.4として登場したArtラインの超大口径中望遠。FLD4枚・非球面2枚を含む13群17枚を1420gに収め、圧倒的なボケ量とポートレートでの立体感を狙う。φ105mmフィルターと三脚座を備えた、ラインの頂点に立つ一本。",
  "amazon_query": "シグマ 135mm F1.4 DG Art ソニーE",
  "construction_url": "https://www.sigma-global.com/jp/lenses/a025_135_14/?tab=construction",
  "mtf_url": "https://www.sigma-global.com/jp/lenses/a025_135_14/?tab=construction",
  "source_url": "https://www.sigma-global.com/jp/lenses/a025_135_14/",
  "retrieved_at": "2026-07-24",
  "product_url": "https://www.sigma-global.com/jp/lenses/a025_135_14/"
}