{"updated": "2026-10-17", "mount": "sony-e", "slug": "sigma-23mm-f1-4-dc-dn", "name": "23mm F1.4 DC DN [ソニーE用]", "maker": "シグマ", "model": "", "band": "wide", "specs": {"メーカー": "シグマ", "焦点距離": "23mm", "開放F値": "F1.4", "レンズタイプ": "単焦点・大口径広角レンズ", "対応マウント": "ソニー E", "フォーマット": "APS-C専用", "フォーカス": "AF/MF", "手ブレ補正": "-", "最短撮影距離": "25cm", "最大撮影倍率": "1：7.3", "フィルター径": "52mm", "最大径×長さ": "65.8x78.9mm", "重さ": "330g", "防塵・防滴": "防塵・防滴", "発売日": "2023/4/21"}, "today": {"date": "2026-10-17", "rakuten": 49800, "yahoo": 57715, "cheapest": 49800, "cheapest_mall": "r"}, "history": [{"date": "2026-09-15", "rakuten": 60050, "yahoo": 60110}, {"date": "2026-09-16", "rakuten": 58302, "yahoo": 60110}, {"date": "2026-09-17", "rakuten": 58302, "yahoo": 60110}, {"date": "2026-09-18", "rakuten": 58302, "yahoo": 60110}, {"date": "2026-09-19", "rakuten": 58302, "yahoo": 60110}, {"date": "2026-09-20", "rakuten": 58302, "yahoo": 61540}, {"date": "2026-09-21", "rakuten": 58302, "yahoo": 61540}, {"date": "2026-09-22", "rakuten": 58302, "yahoo": 61540}, {"date": "2026-09-23", "rakuten": 58293, "yahoo": 61540}, {"date": "2026-09-24", "rakuten": 58293, "yahoo": 61540}, {"date": "2026-09-25", "rakuten": 57715, "yahoo": 61540}, {"date": "2026-09-26", "rakuten": 49140, "yahoo": 61540}, {"date": "2026-09-27", "rakuten": 57715, "yahoo": 61540}, {"date": "2026-09-28", "rakuten": 57715, "yahoo": 61540}, {"date": "2026-09-29", "rakuten": 57715, "yahoo": 61540}, {"date": "2026-09-30", "rakuten": 57715, "yahoo": 61540}, {"date": "2026-10-01", "rakuten": 47800, "yahoo": 57715}, {"date": "2026-10-02", "rakuten": 57715, "yahoo": 57715}, {"date": "2026-10-03", "rakuten": 57715, "yahoo": 57715}, {"date": "2026-10-04", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-05", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-06", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-07", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-08", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-09", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-10", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-11", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-12", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-13", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-14", "rakuten": 57717, "yahoo": 57715}, {"date": "2026-10-15", "rakuten": 49800, "yahoo": 57715}, {"date": "2026-10-16", "rakuten": 49800, "yahoo": 57715}, {"date": "2026-10-17", "rakuten": 49800, "yahoo": 57715}], "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/sony-e/sigma-23mm-f1-4-dc-dn/", "rental": {"service": "GOOPASS", "listed": true, "checked": "2026-10-17"}}