ocular micrometer

Also found in: Encyclopedia, Wikipedia.

oc·u·lar mi·cro·me·ter

a glass disk that fits in a microscope eyepiece and that has a ruled scale; when calibrated with a slide micrometer, direct measurements of a microscopic object can be made.
References in periodicals archive ?
Measurements were taken using an ocular micrometer and line illustration were made using a drawing tube attached to the compound microscope.
An eyepiece fitted with an ocular micrometer, was used to capture the photographs.
The measurements were made with an ocular micrometer attached to a stereoscopic microscope (Pereira et al.
Ocular micrometer is precalibrated using a stage micrometer on required optical combination before making accurate measurements.
Ocular micrometer was calibrated with stage micrometer and used for the measurement of epithelial height with 40 X objective lens.
Measurements of taxonomically important parts were taken with the help of stage and ocular micrometer using Noif microscope (XSZ 107BN, with 10X10X magnification).
The average diameter of the fat globules is determined using an ocular micrometer calibrated from 0 to 10 whose graduations are spaced from each other to 0.
Measurements were made with an ocular micrometer at 10X on a Carl Zeiss Stemi DV4 stereomicroscope, photographs taken on the same microscope with a Samsung Digimax A50 camera.
Measurements were carried out using an ocular micrometer in a stereoscopic microscope at a magnification of 15X.
calibrate the ocular micrometer, and acquire proper measurements utilizing ocular and stage micrometers; and
For an index to age we measured the length of a 1st upper incisor (I1) along its lateral edge from the cingulum to the tip in ocular micrometer lines (= 0.
Without the use of an ocular micrometer, oocysts of Cyclospora might be easily confused with those of Cryptosporidium or other fecal artifacts that stain acid-fast positive, as was the case in a pseudo-outbreak of cyclosporiasis reported in Florida (6).