{"product_id":"optix-pyro-meter","title":"Optix Pyro meter Qty 1","description":"\u003cp class=\"p1\"\u003eAn Optix Pyro meter in its case - lid missing. German. Used for measuring temperature of hot stuff from a distance. Aim and focus at your hot object (metal or fire or lava). \u003cmeta charset=\"utf-8\"\u003e\u003cspan class=\"T286Pc\"\u003e\u003cspan\u003e\u003c\/span\u003eInside, there's a small electric filament bulb, similar to a light bulb. \u003c\/span\u003e\u003cspan class=\"T286Pc\"\u003eThe device uses lenses to focus the hot object's radiation onto the filament, which is also glowing from an electric current. \u003c\/span\u003e\u003cspan class=\"T286Pc\"\u003eYou turn a dial (rheostat) to increase or decrease the current to the filament. \u003c\/span\u003e\u003cspan class=\"T286Pc\"\u003eYou adjust until the filament's brightness and colour perfectly blend with the background (the object's image) – it looks like it disappears. \u003c\/span\u003e\u003cspan class=\"T286Pc\"\u003eAt this point, the filament and the object are the same colour\/brightness, meaning they are at the same temperature. The current flowing through the filament is directly related to its temperature, which is then displayed as the object's temperature. Now you know.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e 1960's - 2000's.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eW7.5 x D7.5 x H24 cm.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eUntested.\u003c\/p\u003e","brand":"Optix","offers":[{"title":"Default Title","offer_id":58303930827139,"sku":"OPT-273","price":130.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/0612\/0067\/files\/Industrial_powerhouse_props_prop_rental_hire_vintage_tv_movie_film_set_dec_Optix_pyro_meter_microscope.jpg?v=1782052488","url":"https:\/\/www.ukvintage.co.uk\/products\/optix-pyro-meter","provider":"UK Vintage","version":"1.0","type":"link"}