Ernst Leitz (Firm) · Wetzlar : Ernst Leitz · leaf 75
ing surface. 86. This drawing board is especially adapted for use withdrawing eye-piece No. 83. When in the position in-dicated in the figure its drawing surface forms anangle of 12° to the horizontal 2. 87. In Giesenhagens drawing board the drawing surfacemay be adjusted at various angles and may… … l A Mechanical Stage No. 88. Mechanical Stage adapted to Stands I, la and lb.The stage is readily attached to the microscope bymeans of a small screw, C, which screws into a threadin the microscope just behind its stage, and binds themechanical stage firmly in position and always in thesame…
Microscopy
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-663-426.webp)
