HOW TO USE THE DRAWING DEVICE
1 Adjust the arm to upright position After the image has been projected on the screen, eliminate the light in the room.
2 	Pull out the plastic viewer screen, and place a piece of white paper horizontally in front of the base of the microscope Position the reflecting mirror as shown in the picture. Adjust the focusing knob until a satisfactory image is projected. Trace the projected image with the help of a pencil.
3	The size of projected image is about 70 mm dia.