{"updated": "2026-09-19", "mount": "canon-rf", "slug": "canon-rf5-2mm-f2-8-l-dual-fisheye", "name": "RF5.2mm F2.8 L DUAL FISHEYE", "maker": "キヤノン", "model": "", "band": "wide", "specs": {"メーカー": "キヤノン", "焦点距離": "5.2mm", "開放F値": "F2.8", "レンズタイプ": "単焦点・魚眼レンズ", "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": "MF", "手ブレ補正": "○", "最短撮影距離": "0.2m", "最大撮影倍率": "0.03倍", "フィルター径": "", "最大径×長さ": "121.1x53.5mm", "重さ": "350g", "防塵・防滴": "防塵・防滴", "発売日": "2021/12/24"}, "today": {"date": "2026-09-19", "rakuten": 269791, "yahoo": 263350, "cheapest": 263350, "cheapest_mall": "y"}, "history": [{"date": "2026-09-15", "rakuten": 269791, "yahoo": 263350}, {"date": "2026-09-16", "rakuten": 269791, "yahoo": 263350}, {"date": "2026-09-17", "rakuten": 269791, "yahoo": 263350}, {"date": "2026-09-18", "rakuten": 269791, "yahoo": 263350}, {"date": "2026-09-19", "rakuten": 269791, "yahoo": 263350}], "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-rf5-2mm-f2-8-l-dual-fisheye/"}