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| cross wire micrometer | |||
| filar micrometer (eyepiece); filar micrometer eyepiece (an eyepiece having a fiducial line mounted in its focal plane, the line being moveable by a calibrated micrometer screw for linear measurements on images formed in the focal plane); wire micrometer; hair-line micrometer; hair-line ocular (microscopy); cross-hair ocular (microscopy) | |||
| cross-wire micrometer | |||
| filar micrometer | |||
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Fadenmikrometer : 2 phrases, 1 sujets |
| Optique branche de la physique | 2 |