FINE MICROMETER EYEPIECE, German, c. 1900, signed “E. Leitz, Wetzlar,” 2-3/4″ (7 cm) tall (closed), with 10x ocular focusing on the finely ruled glass reticle. A ruled index line is driven over the reticle by precision calibrated micrometer drive. Good condition.
Ask the Dealer
David and Yola Coffeen both have enjoyed academic careers, as planetary astronomer and as linguist/educator. But since 1982 (yes, 1982!) they have been full-time dealers in early scientific and medical instruments, under the name Tesseract. Selling primarily by catalogue (over 100 issued so far) they also have a web presence at www.etesseract.com, and can be contacted at [email protected]
Other items See all
UNUSUAL COMPARISON RULE $975.