Procedure in taking Bright and Dark field photographs

Albert Wai

1.Switch On the control panel of the camera.

2.Push the red button of the camera to take out the camera.

3.Pull the "Open" button to open the camera put in the film.

4.Adjust the ASA number on the camera by pressing the green button.

5.Fit the camera back to the microscope Carefully.

6.Change to Dark field condenser.

7.Change to Apochro-objective Carefully.

8.Switch on bottom light source.

9.Put on your ethanol cleaned slide.

10.Focus on your section.

11.Adjust the height of the condenser after closing the diaphragm.

12.Open the diaphragm fully.

13.Align the crosshair with the section on the slide.

14.For 64 T film, use RECIP 4

15.For Bright field photo,


Base plate H, Exposure Adjustment +2, Light source Max.

16.Adjust the value of the iris to 2/3 of the value on the objective.

17.For Dark field photo,


Base plate D, Exposure Adjustment 0, Light source Max.

18 For Double Exposure photo,


Press double, Base plate H, Exp. Adj. +1, Blue filter, Light Max. Then Base plate D, Exp. Adj. - 1, Red filter, Light Max.

19.Press Start. "Good Luck!"

20.After the film is finished, switch to R on the camera to rewind film.