Accu-Scope EXI-600 Manual page 33

effect gained
f. The image blurs at one
side
2. Electrical part
a. Bulb didn't shine
b. Bulb burns out
frequently
c. Brightness is not
enough
d. The light twinkles
The bright field objective is used
The condenser ring is not match
the objective ring
The light ring is not centered with
phase contrast
The objective is not compatible
with the phase contrast observe
When observing the edge of
culture dish, the phase contrast
ring deviate the light ring
The objective converter is not in
the correct position
The sample is not correctly
positioned on the platform
The optical performance (such as
the profile) of the culture dish
bottom is poor
No power supply
Bulb isn't installed correctly
Bulb burns out
Non-indicate bulbs used
Non-indicate bulbs used
The brightness adjust knob is not
used correctly
Bulb is nearly burned out
Power wire is badly connected
Use the phase contrast objective
Adjust the condenser ring to match the objective
ring
Adjust the centering bolts
Use a objective compatible with the phase contrast
observe
Move the culture dish to get the phase contrast
effect
Make sure the converter is in the correct position
Positioned the sample correctly
Use a well profiled culture dish
Check and connect the power wire
Install the bulb correctly
Exchange the bulb
Use indicate bulbs
Use indicate bulbs
Use it correctly
Exchange the bulb
Connect the power wires correctly