{"updated": "2026-09-19", "mount": "canon-rf", "slug": "ttartisan-ttartisan-14mm-f-2-8-asph", "name": "TTArtisan 14mm f/2.8 ASPH [キヤノンRF用]", "maker": "銘匠光学", "model": "", "band": "wide", "specs": {"メーカー": "銘匠光学", "焦点距離": "14mm", "開放F値": "F2.8", "レンズタイプ": "単焦点・大口径広角レンズ", "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": "", "フィルター径": "77mm", "最大径×長さ": "65x75mm", "重さ": "447g", "防塵・防滴": "-", "発売日": "2025/9/26"}, "today": {"date": "2026-09-19", "rakuten": 43000, "yahoo": 38700, "cheapest": 38700, "cheapest_mall": "y"}, "history": [{"date": "2026-09-15", "rakuten": 43000, "yahoo": 38700}, {"date": "2026-09-16", "rakuten": 43000, "yahoo": 38700}, {"date": "2026-09-17", "rakuten": 43000, "yahoo": 38700}, {"date": "2026-09-18", "rakuten": 43000, "yahoo": 38700}, {"date": "2026-09-19", "rakuten": 43000, "yahoo": 38700}], "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/ttartisan-ttartisan-14mm-f-2-8-asph/"}