{"product_id":"pasco-50-mm-diameter-lensassortments-30595","title":"PASCO: 50 mm Diameter Lens-Assortments","description":"\u003cp\u003eThis set of 6 lenses is made of polished glass with ground edges, and comes in a wooden storage box.    Specifications:    Double convex lenses  +1000 mm focal length  +300 mm focal length  +150 mm focal length    Double concave lenses  -1000 mm focal length  -200 mm focal length  -150 mm focal length\u003c\/p\u003e","brand":"Nova Scotia School Book Bureau","offers":[{"title":"Default Title","offer_id":43664577003580,"sku":null,"price":53.0,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/nssbb.ednet.ns.ca\/products\/pasco-50-mm-diameter-lensassortments-30595","provider":"Nova Scotia School Book Bureau","version":"1.0","type":"link"}