{"updated": "2026-09-19", "mount": "canon-rf", "slug": "voigtlander-nokton-40mm-f1-2-aspherical", "name": "フォクトレンダー NOKTON 40mm F1.2 Aspherical [キヤノンRF用]", "maker": "コシナ（フォクトレンダー）", "model": "", "band": "standard", "specs": {"メーカー": "コシナ（フォクトレンダー）", "焦点距離": "40mm", "開放F値": "F1.2", "レンズタイプ": "単焦点・大口径標準レンズ", "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": "0.3m", "最大撮影倍率": "1：4.9", "フィルター径": "58mm", "最大径×長さ": "70.8x56.4mm", "重さ": "400g", "防塵・防滴": "-", "発売日": "2024/1/19"}, "today": {"date": "2026-09-19", "rakuten": 106200, "yahoo": 105050, "cheapest": 105050, "cheapest_mall": "y"}, "history": [{"date": "2026-09-15", "rakuten": 106200, "yahoo": 102740}, {"date": "2026-09-16", "rakuten": 106200, "yahoo": 102740}, {"date": "2026-09-17", "rakuten": 106200, "yahoo": 105050}, {"date": "2026-09-18", "rakuten": 106200, "yahoo": 105050}, {"date": "2026-09-19", "rakuten": 106200, "yahoo": 105050}], "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/voigtlander-nokton-40mm-f1-2-aspherical/"}