{"product_id":"kirchhoff-bunsen-spectroscope","title":"Kirchhoff-Bunsen Spectroscope","description":"Desktop spectroscope for the observation and measurement of emission and absorption spectra. With adjustable slit, condenser, flint glass prism as well as an observation telescope with sliding ocular. Scale tube with reference division, which is superimposed on the image plane of the spectrum due to reflection at the front surface of the prism. Includes removable prism hood. Ideal for schools and universities.\u003cbr\u003eObservation tube:      moveable, with locking screw, slideable eyepiece,\u003cbr\u003eObjective:                   f = 160 mm, 18 mm dia.\u003cbr\u003eSlit tube:                     stationary, with symmetrical slit\u003cbr\u003eObjective:                   f = 160 mm, 18 mm dia.\u003cbr\u003eScale tube:                 stationary, 200-division scale\u003cbr\u003eEyepiece:                   f = 90 mm, 18 mm dia.\u003cbr\u003eScale:                         can be calibrated in wavelengths\u003cbr\u003ePrism:                         Flint glass (60°), Dispersion (nF – nC): 0,017,\u003cbr\u003e                                    Length of base: 20 mm, height: 30 mm\u003cbr\u003eWeight:                     4.8 kg","brand":"Krüss Optronic","offers":[{"title":"Default Title","offer_id":49419083677973,"sku":"3BS1002911","price":3768.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/4897\/3845\/files\/U14415_01_1200_1200_Kirchhoff-Bunsen-Spectroscope.jpg?v=1761023724","url":"https:\/\/unitedsupplycorp.com\/products\/kirchhoff-bunsen-spectroscope","provider":"United Supply Corp.","version":"1.0","type":"link"}