Ernst Leitz (Firm) · Wetzlar ; New York : Ernst Leitz · leaf 55
tal reflections at the surfaces of the prism. The pointof the drawing-pencil appears sharply reflected withoutany shadow whatever, which in mirror reflection isunavoidable. The surface of the table has the correctinclination, which renders a special drawing-table andboard unnecessary. The light is… … Photo-mierographie Apparatus, No. 83. The method of employing this apparatus and the generaltechnique of photo-micrography are treated of in a separate pamphlet,containing also four photo-micrographs taken with this apparatus. This little work is sent free on application to all interestedin…
Microscopy · Optometry · Equipment and supplies
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