Optika Italy CL-16.1, Instruction Manual, Page: 9 / 72

Page 9
9. Using the ringlight
9.1 CL-16.1
1. Use ON/OFF switch
①
to turn the ringlight on. (Fig. 6)
• When the main switch is switched off, all the LEDs turn
off. Switching on the main switch will not turn on the
LED sectors. This is not a defect.
2. Press one or all of the sector buttons
②
to switch on the
relevant LED sector.
• The user can separately turn on or off each of the 4 sectors
on the ringlight.
3. Use the light intensity control knob
③
to adjust the light in -
tensity.
F Fig. 6 ig. 6
F Fig. 7 ig. 7
F Fig. 9 ig. 9
FFig. 8 ig. 8
①
②
③
④
⑤
⑥
9.2 CL-18
9.2.1 Switching on
1. Use ON/OFF switch
④
to turn the ringlight on. (Fig. 7)
9.2.2 Adjusting light intensity
1. Use the light intensity control knob
⑤
to adjust the light in -
tensity. (Fig. 8)
9.2.3 Adjusting polarized light
1. While observing into the eyepieces, rotate the polarizer
⑥
to
adjust the illumination. (Fig. 9)
• The printed scale on the polarizer can be used for reference.
It is not used for precise measurement in polarized light.