{"updated": "2026-09-19", "mount": "leica-l", "slug": "sigma-20mm-f2-dg-2", "name": "20mm F2 DG ブラック [ライカL用]", "maker": "シグマ", "model": "", "band": "wide", "specs": {"メーカー": "シグマ", "焦点距離": "20mm", "開放F値": "F2", "レンズタイプ": "単焦点・単焦点レンズ", "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": "22cm", "最大撮影倍率": "1：6.7", "フィルター径": "62mm", "最大径×長さ": "70x72.4mm", "重さ": "370g", "防塵・防滴": "防塵・防滴", "発売日": "2025/8/"}, "today": {"date": "2026-09-19", "rakuten": 100907, "yahoo": 100907, "cheapest": 100907, "cheapest_mall": "r"}, "history": [{"date": "2026-09-15", "rakuten": 100907, "yahoo": 100907}, {"date": "2026-09-16", "rakuten": 100907, "yahoo": 100907}, {"date": "2026-09-17", "rakuten": 100907, "yahoo": 100907}, {"date": "2026-09-18", "rakuten": 100907, "yahoo": 100907}, {"date": "2026-09-19", "rakuten": 100907, "yahoo": 100907}], "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-20mm-f2-dg-2/"}