Heath, Janet Critcher, Charlotte Objectives and nosepiece These objectives with a nonstandard thread are examples of relatively early American manufacture. One has a collar to adjust for coverglass thickness, which was invented by the English optician, Andrew Ross. The rotating nosepiece is an early design. The cement in the lenses has clouded. They were manufactured in the 19th Century. LL02.48.06.03 22034 990 eng three dimensional object microscopes Microscopes Medical instruments and apparatus Medical microscopy United States New York (State) New York (N.Y.) Microscopy Optical Devices J. Grunow creator Gift of Donald R. Hoffman This item has been made available for use in research, teaching, and private study. Researchers are responsible for using these materials in accordance with Title 17 of the United States Code and any other applicable statutes. If you are the creator or copyright holder of this item and would like it removed, please contact us at als_digitalcollections@ecu.edu. http://rightsstatements.org/vocab/InC-EDU/1.0/ Laupus Health Sciences History Collections hom Historic Microscope Collection micro Health and Medicine ham Manufacturing and Business mab LL02-48 Laupus History Collection Objectives and nosepiece These objectives with a nonstandard thread are examples of relatively early American manufacture. One has a collar to adjust for coverglass thickness, which was invented by the English optician, Andrew Ross. The rotating nosepiece is an early design. The cement in the lenses has clouded. They were manufactured in the 19th Century. J. Grunow Microscopes PhysicalObject microscopes J. Y. Joyner Library, East Carolina University eng 22034 http://rightsstatements.org/vocab/InC-EDU/1.0/ Medical instruments and apparatus Medical microscopy United States--New York (State)--New York (N.Y.) Microscopy Optical Devices local, filename 22034.0001 2963232 image/jpeg 6.0 PRONOM PUID: fmt/10 big endian uncompressed MD5 74c35340361ce766a0047470a2e736b5 ecu:digital_collections 3072 2304 RGB mm mm 20110425 object plane in. 72 1 72 1 8 8 8 integer 3 internal