Dissecting Microscope

Detecting microscope or Mysterio Austria scopic microscope is an optical microscope variant designed for low magnification observation of a sample it is typically uses the light reflected from the surface of an object rather than transmitted through it.
Dutch eyeglass maker zaccarias Janssen constructed this microscope between 1590 and 1595.

This microscope contains the following parts.
A folded arm
Lens
Vertical limb
Clip
Stage
Adjustment screw
Stand
Foot
Mirror

It is used for the dissection, especially during taxonomic studies, embryo separation etc
It consists of a Basil foot and a short limb
The stage is a simple glass plate
Camera is fixed below for the light adjustment
It a folded arm is attached to the link which can be moved vertically by Rack and pinion system.
Movement of the lens & its arm is due to its construction.

Dissecting Microscope Diagram

Now let us see the mechanical operation for use, eye is placed close to Lens the lens is moved over the glass plate and adjusted over an object by tilting the folded part of the arm as desired.
Object is not illuminated by suitably turning the mirror below and focused by The Adjustment screw.
In order to get a clear view lens and glass plate stage is always kept clean.

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