{
    "type": "version",
    "name": "Dallmeyer (J.H.) Oscilac 4:1 51mm f/1",
    "url": "https://www.cameraworth.com/d/dallmeyer-j-h/oscilac-41/v/51mm-f-1/",
    "product": {
        "name": "Dallmeyer (J.H.) Oscilac 4:1",
        "url": "https://www.cameraworth.com/d/dallmeyer-j-h/oscilac-41/"
    },
    "display_piece": false,
    "answer": "The Dallmeyer (J.H.) Oscilac 4:1 51mm f/1 has 2 recorded sales: £520 (23 May 2023, Flints Auctions) and £200 (28 Mar 2023, Flints Auctions). That is too few for a typical price.",
    "figure": {
        "grade": "sales_only",
        "grade_label": "Sales only",
        "modifiers": [
            "old"
        ],
        "n": 2,
        "median_gbp": null,
        "middle_half_gbp": null,
        "period": [
            "2023-03-28",
            "2023-05-23"
        ],
        "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": 0,
    "sales_shown": [
        {
            "id": 11915,
            "date": "2023-05-23",
            "venue": "Flints Auctions",
            "title": "A J. D. Dallmeyer Oscilac 4:1  f/1 51mm Lens",
            "price": 650,
            "currency": "GBP",
            "gbp": 520,
            "basis": "premium_inclusive",
            "version": "51mm f/1",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "277"
        },
        {
            "id": 546,
            "date": "2023-03-28",
            "venue": "Flints Auctions",
            "title": "A J. D. Dallmeyer Oscilac 4:1 f/1 51mm Lens",
            "price": 250,
            "currency": "GBP",
            "gbp": 200,
            "basis": "premium_inclusive",
            "version": "51mm f/1",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "421"
        },
        {
            "id": 23910,
            "date": null,
            "venue": "Flints Auctions",
            "title": "A Dallmeyer Oscillac f/1 51mm Lens",
            "price": 338,
            "currency": "GBP",
            "gbp": null,
            "basis": "unknown",
            "version": "51mm f/1",
            "version_status": "matched",
            "in_typical_price": false,
            "set_apart": "no_price",
            "flags": [
                "title_miss"
            ],
            "source_url": null,
            "lot": "199"
        }
    ],
    "citation": "“Dallmeyer (J.H.) Oscilac 4:1 51mm f/1: 2 recorded sales, March–May 2023; no typical price (method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/d/dallmeyer-j-h/oscilac-41/v/51mm-f-1/",
    "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."
}