{
    "type": "version",
    "name": "Carl Zeiss Jena Biotar 58mm f/2",
    "url": "https://www.cameraworth.com/c/carl-zeiss-jena/biotar/v/58mm-f-2/",
    "product": {
        "name": "Carl Zeiss Jena Biotar",
        "url": "https://www.cameraworth.com/c/carl-zeiss-jena/biotar/"
    },
    "display_piece": false,
    "answer": "The Carl Zeiss Jena Biotar 58mm f/2 sells for about £95 (median of only 5 recorded sales, 2008–2025; indicative).",
    "figure": {
        "grade": "indicative",
        "grade_label": "Indicative",
        "modifiers": [],
        "n": 5,
        "median_gbp": 95,
        "middle_half_gbp": null,
        "period": [
            "2008-11-30",
            "2025-01-07"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": {
            "without_lowest": 289,
            "without_flagged": null,
            "without_highest": 89
        },
        "extras": {
            "median_usd": 127,
            "median_eur": 111,
            "note": "USD and EUR from each sale converted at its month’s ECB rate"
        },
        "basis": "Auction hammer prices with the buyer’s premium removed; eBay as sold"
    },
    "maybe_this_version": 2,
    "sales_shown": [
        {
            "id": 42629,
            "date": "2025-01-07",
            "venue": "Special Auction Services",
            "title": "A Carl Zeiss Jena 58mm f/2 Pre Set Biotar Lens",
            "price": 50,
            "currency": "GBP",
            "gbp": 50,
            "basis": "hammer",
            "version": "58mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "200"
        },
        {
            "id": 49694,
            "date": "2024-11-23",
            "venue": "Leitz Photographica Auction",
            "title": "Carl Zeiss Jena f. Exakta Makro Biotar 2/5.8cm prototype",
            "price": 4500,
            "currency": "EUR",
            "gbp": 3752,
            "basis": "hammer",
            "version": "58mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://www.leitz-auction.com/en/Carl-Zeiss-Jena-f.-Exakta-Makro-Biotar-2-5.8cm-prototype/A01163",
            "lot": "A01163"
        },
        {
            "id": 50507,
            "date": "2024-02-07",
            "venue": "Harper Field",
            "title": "Carl Zeiss Jena Biotar 1:2 f=5.8cm T lens, with screw mount",
            "price": 95,
            "currency": "GBP",
            "gbp": 95,
            "basis": "hammer",
            "version": "58mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://bid.harperfield.co.uk/past-auctions/srstr10139/lot-details/2c568621-9982-42e5-ae8d-b0fc0136bd8e",
            "lot": "664"
        },
        {
            "id": 49671,
            "date": "2012-11-24",
            "venue": "Leitz Photographica Auction",
            "title": "Carl Zeiss Jena Biotar 2/5.8cm T",
            "price": 600,
            "currency": "EUR",
            "gbp": 482,
            "basis": "hammer",
            "version": "58mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://www.leitz-auction.com/en/Carl-Zeiss-Jena-Biotar-2-5.8cm-T/AI-22-14791",
            "lot": "AI_22_14791"
        },
        {
            "id": 47951,
            "date": "2008-11-30",
            "venue": "Leitz Photographica Auction",
            "title": "Carl Zeiss Jena  Biotar 2/5.8cm",
            "price": 100,
            "currency": "EUR",
            "gbp": 83,
            "basis": "hammer",
            "version": "58mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://www.leitz-auction.com/en/Carl-Zeiss-Jena-Biotar-2-5.8cm/AI-14-18025",
            "lot": "AI_14_18025"
        }
    ],
    "citation": "“Carl Zeiss Jena Biotar 58mm f/2: about £95, the median of 5 recorded sales, 2008–2025 (Indicative, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/c/carl-zeiss-jena/biotar/v/58mm-f-2/",
    "method": {
        "version": 1,
        "url": "https://www.cameraworth.com/methodology/"
    },
    "computed_at": "2026-10-08 04:55:00.876333",
    "attribution": "Data from cameraworth.com — a public register of what cameras and lenses actually sold for. Cite the page URL and the retrieval date; see /methodology/ for how each figure is made."
}