{
    "type": "version",
    "name": "Zeiss Ikon Tenax II prototype",
    "url": "https://www.cameraworth.com/z/zeiss-ikon/tenax-ii/v/prototype/",
    "product": {
        "name": "Zeiss Ikon Tenax II",
        "url": "https://www.cameraworth.com/z/zeiss-ikon/tenax-ii/"
    },
    "display_piece": false,
    "answer": "The Zeiss Ikon Tenax II prototype has 1 recorded sale: £407 (23 May 2009, Leitz Photographica Auction). That is too few for a typical price.",
    "figure": {
        "grade": "sales_only",
        "grade_label": "Sales only",
        "modifiers": [
            "old"
        ],
        "n": 1,
        "median_gbp": null,
        "middle_half_gbp": null,
        "period": [
            "2009-05-23",
            "2009-05-23"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": null,
        "extras": null,
        "basis": "Auction hammer prices with the buyer’s premium removed; eBay as sold"
    },
    "maybe_this_version": 20,
    "sales_shown": [
        {
            "id": 18326,
            "date": "2009-05-23",
            "venue": "Leitz Photographica Auction",
            "title": "Zeiss Ikon Tenax II Prototype",
            "price": 460,
            "currency": "EUR",
            "gbp": 407,
            "basis": "hammer",
            "version": "prototype",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://www.leitz-auction.com/en/Zeiss-Ikon-Tenax-II-Prototype/AI-15-18637",
            "lot": "AI_15_18637"
        }
    ],
    "citation": "“Zeiss Ikon Tenax II prototype: 1 recorded sale, May 2009; no typical price (method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/z/zeiss-ikon/tenax-ii/v/prototype/",
    "method": {
        "version": 1,
        "url": "https://www.cameraworth.com/methodology/"
    },
    "computed_at": "2026-10-08 00:10:00.968880",
    "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."
}