Elements of Physical Manipulation, Part 1Hurd & Houghton, 1873 |
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Common terms and phrases
abscissas accuracy accurate amount angle of incidence angular aperture aperture Apparatus attached axis barometer beam brass Canada balsam centre coincide color column compute construct contour lines cross-hairs crystal curve determined diameter distance divided draw equal equation error Experiment eye-piece focus friction gives graduated circle hole horizontal hydrometer inches index of refraction instrument intervals latter length lens lenses liquid marked measure mercury meter method micrometer microscope millimetre minute mirror moving nearly Nicol's prism object observations obtained opthalmoscope paper parallel pass piece placed plane of polarization plate of glass polariscope polarized light position pressure reading reflected refraction remove rendered residual curve retina right angles scale scale-pan screw side slide slit specific gravity spherometer surface telescope temperature tenths tube turn varying velocity vernier vertical vibrations visible volume wave-length weight wire