{
    "type": "version",
    "name": "Carl Zeiss Jena Sonnar 50mm f/2",
    "url": "https://www.cameraworth.com/c/carl-zeiss-jena/sonnar/v/50mm-f-2/",
    "product": {
        "name": "Carl Zeiss Jena Sonnar",
        "url": "https://www.cameraworth.com/c/carl-zeiss-jena/sonnar/"
    },
    "display_piece": false,
    "answer": "The Carl Zeiss Jena Sonnar 50mm f/2 sells for about £30 (median of only 4 recorded sales, 2023–2024; indicative, one source).",
    "figure": {
        "grade": "indicative",
        "grade_label": "Indicative",
        "modifiers": [
            "one_source"
        ],
        "n": 4,
        "median_gbp": 30,
        "middle_half_gbp": null,
        "period": [
            "2023-06-20",
            "2024-06-04"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": {
            "without_lowest": 35,
            "without_flagged": null,
            "without_highest": 25
        },
        "extras": {
            "median_usd": 38,
            "median_eur": 35,
            "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": 8,
    "sales_shown": [
        {
            "id": 50861,
            "date": "2024-06-04",
            "venue": "Flints Auctions",
            "title": "A Carl Zeiss Jena Sonnar f/2 5cm Camera Lens",
            "price": 44,
            "currency": "GBP",
            "gbp": 35,
            "basis": "premium_inclusive",
            "version": "50mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "812"
        },
        {
            "id": 42032,
            "date": "2024-06-04",
            "venue": "Flints Auctions",
            "title": "A Carl Zeiss Jena Sonnar f/2 5cm Camera Lens",
            "price": 19,
            "currency": "GBP",
            "gbp": 15,
            "basis": "premium_inclusive",
            "version": "50mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "810"
        },
        {
            "id": 41723,
            "date": "2024-06-04",
            "venue": "Flints Auctions",
            "title": "A Carl Zeiss Jena Sonnar f/2 5cm Camera Lens",
            "price": 31,
            "currency": "GBP",
            "gbp": 25,
            "basis": "premium_inclusive",
            "version": "50mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "772"
        },
        {
            "id": 50291,
            "date": "2023-06-20",
            "venue": "Flints Auctions",
            "title": "A Carl Zeiss Jena Sonnar f/2 5cm Camera Lens",
            "price": 88,
            "currency": "GBP",
            "gbp": 70,
            "basis": "premium_inclusive",
            "version": "50mm f/2",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "52"
        }
    ],
    "citation": "“Carl Zeiss Jena Sonnar 50mm f/2: about £30, the median of 4 recorded sales, 2023–2024 (Indicative, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/c/carl-zeiss-jena/sonnar/v/50mm-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."
}