Ernst Leitz (Firm) · Wetzlar : Ernst Leitz · leaf 68
No. 69. … Micro-Spectroscope. The Micro-Spectroscope fits into the tube of the micro-scope like any ordinary eye-piece and may be fixedin any desired position by means of the thumb-screw M. The position of the bright and dark linesof the spectrum and their respective wave lengths areascertained by means of a…
Microscopy
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