{"updated": "2026-09-19", "mount": "mft", "slug": "om-system-om-system-m-zuiko-digital-ed-8mm-f1-8-fisheye-pro", "name": "OM SYSTEM M.ZUIKO DIGITAL ED 8mm F1.8 Fisheye PRO", "maker": "OM SYSTEM（オリンパス）", "model": "", "band": "wide", "specs": {"メーカー": "OM SYSTEM（オリンパス）", "焦点距離": "8mm", "開放F値": "F1.8", "レンズタイプ": "単焦点・魚眼レンズ", "対応マウント": "マイクロフォーサーズ", "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": "0.12m", "最大撮影倍率": "0.2倍", "フィルター径": "", "最大径×長さ": "62x80mm", "重さ": "315g", "防塵・防滴": "防塵・防滴", "発売日": "2024/6/21"}, "today": {"date": "2026-09-19", "rakuten": 138820, "yahoo": 138800, "cheapest": 138800, "cheapest_mall": "y"}, "history": [{"date": "2026-09-15", "rakuten": 138820, "yahoo": 138800}, {"date": "2026-09-16", "rakuten": 138820, "yahoo": 138800}, {"date": "2026-09-17", "rakuten": 138820, "yahoo": 138800}, {"date": "2026-09-18", "rakuten": 138820, "yahoo": 138800}, {"date": "2026-09-19", "rakuten": 138820, "yahoo": 138800}], "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/mft/om-system-om-system-m-zuiko-digital-ed-8mm-f1-8-fisheye-pro/"}