{"updated": "2026-10-17", "mount": "sony-e", "slug": "sirui-astra-50mm-t1-8-1-33x-ast-50-eb-jp", "name": "Astra 50mm T1.8 1.33X アナモルフィックシネマレンズ ブルーフレア AST-50-EB-JP [ソニーE用]", "maker": "SIRUI", "model": "", "band": "standard", "specs": {"メーカー": "SIRUI", "焦点距離": "50mm", "開放F値": "", "レンズタイプ": "単焦点・アナモルフィックシネマレンズ", "対応マウント": "ソニー E", "フォーマット": "フルサイズ対応", "フォーカス": "AF/MF", "手ブレ補正": "○", "最短撮影距離": "0.5m", "最大撮影倍率": "1：7.2(縦)、1：10.2(横)", "フィルター径": "67mm", "最大径×長さ": "80x131mm", "重さ": "620g", "防塵・防滴": "防塵・防滴", "発売日": "2025/12/31"}, "today": {"date": "2026-10-17", "rakuten": 139700, "yahoo": 139700, "cheapest": 139700, "cheapest_mall": "r"}, "history": [{"date": "2026-09-15", "rakuten": 82500, "yahoo": 82500}, {"date": "2026-09-16", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-17", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-18", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-19", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-20", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-21", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-22", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-23", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-24", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-25", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-26", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-27", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-28", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-29", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-09-30", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-01", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-02", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-03", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-04", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-05", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-06", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-07", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-08", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-09", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-10", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-11", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-12", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-13", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-14", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-15", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-16", "rakuten": 139700, "yahoo": 139700}, {"date": "2026-10-17", "rakuten": 139700, "yahoo": 139700}], "license": "CC BY 4.0（数値）", "method": "lens.match の規則で確かめた出品の最安。推定なし", "page": "https://kurashigram.com/lens/sony-e/sirui-astra-50mm-t1-8-1-33x-ast-50-eb-jp/", "rental": null}