{"updated": "2026-09-19", "mount": "canon-rf", "slug": "sirui-night-walker-55mm-t1-2-ms55r-b-jp", "name": "Night Walker 55mm T1.2 MS55R-B-JP ブラック [キヤノンRF用]", "maker": "SIRUI", "model": "", "band": "standard", "specs": {"メーカー": "SIRUI", "焦点距離": "55mm", "開放F値": "", "レンズタイプ": "単焦点・大口径マニュアルフォーカスシネレンズ", "対応マウント": "キヤノン RF", "フォーマット": "APS-C専用", "フォーカス": "MF", "手ブレ補正": "-", "最短撮影距離": "0.6m", "最大撮影倍率": "", "フィルター径": "67mm", "最大径×長さ": "79x83.7mm", "重さ": "585g", "防塵・防滴": "-", "発売日": ""}, "today": {"date": "2026-09-19", "rakuten": null, "yahoo": 46200, "cheapest": 46200, "cheapest_mall": "y"}, "history": [{"date": "2026-09-15", "rakuten": null, "yahoo": 46200}, {"date": "2026-09-16", "rakuten": null, "yahoo": 46200}, {"date": "2026-09-17", "rakuten": null, "yahoo": 46200}, {"date": "2026-09-18", "rakuten": null, "yahoo": 46200}, {"date": "2026-09-19", "rakuten": null, "yahoo": 46200}], "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/sirui-night-walker-55mm-t1-2-ms55r-b-jp/"}