Apertometer definitions

apertometer

Instrument for measuring the angular aperture of a microscope objective. ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

---

apertometer

Type: Term Pronunciation: ap′er-tom′ĕ-ter Definitions: 1. Instrument for measuring the angular aperture of a microscope objective.
Found on http://www.medilexicon.com/medicaldictionary.php?t=5320

---

apertometer

an instrument for measuring the angular and numerical aperture of the objective lens of a microscope.
Found on https://www.infoplease.com/dictionary/apertometer

---