{"updated": "2026-10-17", "mount": "canon-rf", "slug": "canon-rf50mm-f1-8-stm", "name": "RF50mm F1.8 STM", "maker": "キヤノン", "model": "", "band": "standard", "specs": {"メーカー": "キヤノン", "焦点距離": "50mm", "開放F値": "F1.8", "レンズタイプ": "単焦点・標準単焦点レンズ", "対応マウント": "キヤノン RF", "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": "0.3m", "最大撮影倍率": "0.25倍", "フィルター径": "43mm", "最大径×長さ": "69.2x40.5mm", "重さ": "160g", "防塵・防滴": "-", "発売日": "2020/12/24"}, "today": {"date": "2026-10-17", "rakuten": 23740, "yahoo": 25960, "cheapest": 23740, "cheapest_mall": "r"}, "history": [{"date": "2026-09-15", "rakuten": 28380, "yahoo": 25960}, {"date": "2026-09-16", "rakuten": 28380, "yahoo": 25960}, {"date": "2026-09-17", "rakuten": 28380, "yahoo": 25960}, {"date": "2026-09-18", "rakuten": 28380, "yahoo": 25960}, {"date": "2026-09-19", "rakuten": 28380, "yahoo": 25960}, {"date": "2026-09-20", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-21", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-22", "rakuten": 25540, "yahoo": 16000}, {"date": "2026-09-23", "rakuten": 25540, "yahoo": 16000}, {"date": "2026-09-24", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-25", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-26", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-27", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-28", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-29", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-09-30", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-10-01", "rakuten": 39188, "yahoo": 25960}, {"date": "2026-10-02", "rakuten": 39188, "yahoo": 25960}, {"date": "2026-10-03", "rakuten": 39188, "yahoo": 25960}, {"date": "2026-10-04", "rakuten": 39188, "yahoo": 25960}, {"date": "2026-10-05", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-10-06", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-10-07", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-10-08", "rakuten": 25540, "yahoo": 25960}, {"date": "2026-10-09", "rakuten": 38950, "yahoo": 25960}, {"date": "2026-10-10", "rakuten": 38950, "yahoo": 25960}, {"date": "2026-10-11", "rakuten": 38950, "yahoo": 25960}, {"date": "2026-10-12", "rakuten": 38950, "yahoo": 25960}, {"date": "2026-10-13", "rakuten": 38950, "yahoo": 25960}, {"date": "2026-10-14", "rakuten": 39188, "yahoo": 25960}, {"date": "2026-10-15", "rakuten": 39188, "yahoo": 25960}, {"date": "2026-10-16", "rakuten": 23740, "yahoo": 25960}, {"date": "2026-10-17", "rakuten": 23740, "yahoo": 25960}], "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/canon-rf/canon-rf50mm-f1-8-stm/", "rental": {"service": "GOOPASS", "listed": true, "checked": "2026-10-17"}}