{
    "type": "product",
    "name": "Dallmeyer (J.H.) Pentac",
    "url": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/",
    "brand": {
        "name": "Dallmeyer (J.H.)",
        "url": "https://www.cameraworth.com/d/dallmeyer-j-h/"
    },
    "answer": "The Dallmeyer (J.H.) Pentac typically sells for £85 (median of 15 recorded sales, 2007–2026; fair evidence).",
    "figure": {
        "grade": "fair",
        "grade_label": "Fair",
        "modifiers": [],
        "n": 15,
        "median_gbp": 85,
        "middle_half_gbp": [
            65,
            100
        ],
        "period": [
            "2007-05-26",
            "2026-01-06"
        ],
        "last_3_years": {
            "n": 11,
            "median_gbp": 70
        },
        "pools": null,
        "one_sale_moves_this": null,
        "extras": {
            "median_usd": 115,
            "median_eur": 98,
            "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"
    },
    "reason": null,
    "versions": [
        {
            "name": "127mm f/2.9",
            "url": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/v/127mm-f-2-9/",
            "kind": "working",
            "n": 3,
            "grade": "indicative",
            "median_gbp": 100
        },
        {
            "name": "203.2mm f/2.9",
            "url": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/v/203-2mm-f-2-9/",
            "kind": "working",
            "n": 12,
            "grade": "fair",
            "median_gbp": 80
        },
        {
            "name": "76.2mm f/2.9",
            "url": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/v/76-2mm-f-2-9/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "76.2mm f/3.9",
            "url": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/v/76-2mm-f-3-9/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "1.5in f/2.9",
            "url": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/v/1-5in-f-2-9/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        }
    ],
    "set_apart": [],
    "version_status": {
        "matched": 15,
        "pending": 0,
        "undeterminable": 0
    },
    "book_guide": null,
    "sales_shown": [
        {
            "id": 23485,
            "date": "2026-01-06",
            "venue": "Flints Auctions",
            "title": "A Dallmeyer Pentac f/2.9 8 Inch Lens",
            "price": 94,
            "currency": "GBP",
            "gbp": 75,
            "basis": "premium_inclusive",
            "version": "203.2mm f/2.9",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "406"
        },
        {
            "id": 21467,
            "date": "2026-01-06",
            "venue": "Flints Auctions",
            "title": "A Dallmeyer Pentac f/2.9 8\" Lens",
            "price": 106,
            "currency": "GBP",
            "gbp": 85,
            "basis": "premium_inclusive",
            "version": "203.2mm f/2.9",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "501"
        },
        {
            "id": 19467,
            "date": "2026-01-06",
            "venue": "Flints Auctions",
            "title": "A Dallmeyer Pentac f/2.9 5 inch Lens",
            "price": 81,
            "currency": "GBP",
            "gbp": 65,
            "basis": "premium_inclusive",
            "version": "127mm f/2.9",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "457"
        },
        {
            "id": 16544,
            "date": "2026-01-06",
            "venue": "Flints Auctions",
            "title": "A Dallmeyer Pentac f/2.9 8 Inch Lens",
            "price": 81,
            "currency": "GBP",
            "gbp": 65,
            "basis": "premium_inclusive",
            "version": "203.2mm f/2.9",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "407"
        },
        {
            "id": 38083,
            "date": "2025-08-20",
            "venue": "Flints Auctions",
            "title": "A Dallmeyer Pentac f/2.9 8 inch lens",
            "price": 125,
            "currency": "GBP",
            "gbp": 100,
            "basis": "premium_inclusive",
            "version": "203.2mm f/2.9",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "308"
        }
    ],
    "sales_ledger": "https://www.cameraworth.com/d/dallmeyer-j-h/pentac/sales/",
    "citation": "“Dallmeyer (J.H.) Pentac: typical sale price £85, the median of 15 recorded sales, 2007–2026, middle half £65–£100 (Fair, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/d/dallmeyer-j-h/pentac/",
    "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."
}