BSTJ 3: 1. January 1924: Photomicrography and Technical Microscopy in Its Application to Telephone Apparatus. (Lucas, Francis F.) (1924)
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ters. The spectrometer is adapted for either direct vision work or photography, a camera and telescope being interchangeable. Instruments for observation with spectro- scopically decomposed light constitute what are known as spectro- scopic eyepieces and are very useful for certain classes of work,… … Fig. 11—A spectroscopic eyepiece by Zeiss. This instrument replaces the usual eyepiece of the microscope when it is desired to make observations with spectro- scopically decomposed light. It yields an image of the transmission spectrum of the object with a superimposed Angstrom scale and if desired…
Specimen · Photomicrography · Technical · Eyepiece · Objective · Magnification · Light · Microscopy · Microscope · Color · Arc lamp · Illuminating train · Technical microscopy · Polarized light · Bell system · Numerical aperture · Resolving power · System technical · Technical journal · Automatic arc
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