{"updated": "2026-09-19", "mount": "sony-e", "slug": "zhongyi-speedmaster-50mm-f0-95", "name": "SPEEDMASTER 50mm F0.95", "maker": "中一光学", "model": "", "band": "standard", "specs": {"メーカー": "中一光学", "焦点距離": "50mm", "開放F値": "F0.95", "レンズタイプ": "単焦点・大口径標準レンズ", "対応マウント": "ソニー E", "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": "0.5m", "最大撮影倍率": "0.1倍", "フィルター径": "67mm", "最大径×長さ": "", "重さ": "720g", "防塵・防滴": "-", "発売日": "2014/9"}, "today": {"date": "2026-09-19", "rakuten": null, "yahoo": 79800, "cheapest": 79800, "cheapest_mall": "y"}, "history": [{"date": "2026-09-15", "rakuten": null, "yahoo": 79800}, {"date": "2026-09-16", "rakuten": null, "yahoo": 79800}, {"date": "2026-09-17", "rakuten": null, "yahoo": 79800}, {"date": "2026-09-18", "rakuten": null, "yahoo": 79800}, {"date": "2026-09-19", "rakuten": null, "yahoo": 79800}], "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/zhongyi-speedmaster-50mm-f0-95/"}