Description

One HIGH QUALITY DIN Microscope Objective for Biological Microscopes, 6 options These are brand new cased DIN microscope objectives of superb quality that will give sharp clear images. Before agreeing to sell them I have asked the objectives tested by a lab at the University of Surrey . I can guarantee their quality and will refund you in FULL including returning postage if you are not happy with them for whatever reason. If you are looking for high quality objectives, grab them for a great bargain. SPECS: DIN Type Fully Coated Optics Microscope tube length 160mm (also works on 170mm tubes) Cover-slip thickness 0.17mm 4X NA 0.1 10X NA 0.25 20x NA 0.40 40X NA 0.65 60x NA 0.85 100X Oil NA 1.25 Conjugate Distance 195mm RMS (Royal Microscopical Society) standard thread They are Parfocal. It means when one of them brings specimen in focus, it will keep in focus (approximately) when you change to other objectives. Quality Promise: If you are not happy with these objectives for whatever reason, just return them to me by normal post, I will refund you in full. Delivery: The objectives will be posted to you the same day if your payment is received before 1pm. Otherwise, it will be posted the next day. Please note that, for all items where payment is received over a weekend, items will be posted the following Monday. International Buyers please see postage details. Buy from a UK PowerSeller with more than 40,000 happy customers and buy with total confidence!