Use Of The Pointer (B-510-2/2F/3/5); Use Of The Polarizer (Optional) - Optika Italy B-510 Serie Manual De Instrucciones

9.11 Use of the pointer (B-510-2/2F/3/5)

1. By moving the joystick of the pointer ① it is
possible to change the position of the luminous
arrow within the observation field. (Fig. 41)
2. This arrow is used by the teacher to indicate an
interesting portion within the observed sample.
3. Press the color selection button ② on the left
side of the switch to change the color of the light
arrow. Repeated pressure cyclically changes the
color in this sequence: RED → GREEN → BLUE
→ OFF. (Fig. 42)
4. Turn the intensity control switch ③ to change
the brightness of the arrow (Fig. 43). Adjust
the intensity according to the sample under
examination.

9.12 Use of the polarizer (optional)

1. Remove the specimen from the stage.
2. Looking inside the eyepieces, rotate the polarizer
until the darkest position is achieved.
3. Once the dark is achieved ("extinction" or "Cros-
sed Nicol" position) it is possible to begin the
observation.
②
Page 32
①
Fig. 41
Fig. 42
③
Fig. 43