{
    "type": "product",
    "name": "Ross Homocentric",
    "url": "https://www.cameraworth.com/r/ross/homocentric/",
    "brand": {
        "name": "Ross",
        "url": "https://www.cameraworth.com/r/ross/"
    },
    "answer": "The Ross Homocentric has 1 recorded sale: £340 (23 Oct 2024, Chiswick Auctions). That is too few for a typical price.",
    "figure": {
        "grade": "sales_only",
        "grade_label": "Sales only",
        "modifiers": [],
        "n": 1,
        "median_gbp": null,
        "middle_half_gbp": null,
        "period": [
            "2024-10-23",
            "2024-10-23"
        ],
        "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"
    },
    "reason": null,
    "versions": [
        {
            "name": "152.4mm f/6.3",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/152-4mm-f-6-3/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "304.8mm f/6.3",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/304-8mm-f-6-3/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "76.2mm f/4.8",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/76-2mm-f-4-8/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "18in f/4.5",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/18in-f-4-5/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "216mm f/6.3",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/216mm-f-6-3/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "7in f/6.3",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/7in-f-6-3/",
            "kind": "working",
            "n": 0,
            "grade": "none",
            "median_gbp": null
        },
        {
            "name": "7in–24in f/8.0",
            "url": "https://www.cameraworth.com/r/ross/homocentric/v/7in-24in-f-8-0/",
            "kind": "working",
            "n": 1,
            "grade": "sales_only",
            "median_gbp": null
        }
    ],
    "set_apart": [],
    "version_status": {
        "matched": 1,
        "pending": 0,
        "undeterminable": 0
    },
    "book_guide": null,
    "sales_shown": [
        {
            "id": 49365,
            "date": "2024-10-23",
            "venue": "Chiswick Auctions",
            "title": "A Ross London18\" 457mm f/8 Homocentric Patent Brass Lens",
            "price": 428,
            "currency": "GBP",
            "gbp": 340,
            "basis": "premium_inclusive",
            "version": "7in–24in f/8.0",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "165"
        }
    ],
    "sales_ledger": "https://www.cameraworth.com/r/ross/homocentric/sales/",
    "citation": "“Ross Homocentric: 1 recorded sale, October 2024; no typical price (method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/r/ross/homocentric/",
    "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."
}