Baly, E. C. C. (Edward Charles Cyril), b. 1871 · London, Longmans, Green · leaf 316
gs will be given below. The slit mechanism properis shown in Fig. 117, and consists of a vertical and horizontal VFig. 116. 298 SPECTROSCOPY slit; the vertical slit, or slit proper, consists of one fixed jawand one jaw movable by a micrometer screw; the horizontalslit also consists of one fixed and… … Fig. 117. ooi mm. clearance between the two sets of jaws. Insidethe fuame a is a strong back plate, on which the jaws aremounted, but this plate is not shown in the diagrams; the jawsof the vertical slit are shown at kf^, and these are fitted ingrooves mounted on the back plate. When the apparatus…
Spectrum analysis
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