{"updated": "2026-09-19", "mount": "leica-l", "slug": "sigma-28-45mm-f1-8-dg-dn", "name": "28-45mm F1.8 DG DN [ライカL用]", "maker": "シグマ", "model": "", "band": "zoom-standard", "specs": {"メーカー": "シグマ", "焦点距離": "28〜45mm", "開放F値": "F1.8", "レンズタイプ": "標準ズーム・ズームレンズ", "対応マウント": "ライカ L", "フォーマット": "フルサイズ対応", "フォーカス": "AF/MF", "手ブレ補正": "○", "最短撮影距離": "30cm", "最大撮影倍率": "1：4", "フィルター径": "82mm", "最大径×長さ": "87.8x151.4mm", "重さ": "960g", "防塵・防滴": "防塵・防滴", "発売日": "2024/6/20"}, "today": {"date": "2026-09-19", "rakuten": 218000, "yahoo": 218013, "cheapest": 218000, "cheapest_mall": "r"}, "history": [{"date": "2026-09-15", "rakuten": 218000, "yahoo": 218013}, {"date": "2026-09-16", "rakuten": 218000, "yahoo": 218013}, {"date": "2026-09-17", "rakuten": 218000, "yahoo": 218013}, {"date": "2026-09-18", "rakuten": 218000, "yahoo": 218013}, {"date": "2026-09-19", "rakuten": 218000, "yahoo": 218013}], "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/leica-l/sigma-28-45mm-f1-8-dg-dn/"}