Check the listing for details. 6" HLS EHS Refractive Index Diffraction Spectrometer. Color: SILVER, Condition: New, Made in India. Listed at 296.63 USD. If the item is purchased in a currency other than the US dollar and the buyer wishes to pay in US dollars using PayPal, the PayPal conversion rate will apply. If for any reason you are not satisfied with your purchase, you can return the item within 14 days. Item must be received in the same condition it was shipped in, with all accessories. All mechanical, optical and electrical parts (except bulbs) are covered by this warranty and will be replaced FREE for a duration of 5 years at our expense. We will also send online instructions on how to replace the same. We are leading INDIA manufacturer of competitively priced, reliable quality microscopes, optical instruments and microtomes for the past four decades (40.