
9.0
Technical
Specif
ications
Descriptions
Power
Source
100-230V
50/60H2
Bu
lb
oMA326
Halogen bulb 6V 30W
(Philips
code :5761),
3100'K at
max. intensity
Bulb Life
o
100 hours
average
for
halogen
bulb
Light
Control
Method
Voltage
control
Normal
Environmental
Conditions
o
Indoor use
oAltitude
up to
2,000 m
oMAf
NS
supply
voltage fluctuations
up
to
+1
O"h of the
nominal voltage
oTemperature
: +10
to 36'C
(50
to
96.8'F)
o
Relative Humidity
:
0
to
80%
up to
30"C
(86'F)
oTransient
overvoltages
typically
present
on
the
MAINS
supply.
Note:
The
normal level
of
transient
overvoltages
is
impulse
withstand
(overvoltage)
category
ll
of
IEC
60364-4-443.
.Applicable
RATED POLLUTION
degree
Filters
and
Applications
Filter
I
Application
ll4Wavelength test
plate
I
The
quarter-wave
test
plate
is made from
a
birefringent
crystal
that
produces
a
phase-shift
of one-quarter cycle
between
the elements of
light
passing
through it.
The
quarter-wave
wave
plate
can be used
to convert
linearly
polarized
light to
circularly
polarized
light.
Quartz
Wedge
I
A
quartz
wedge is
a
semi-quantitative compensator made
aka
"Sensitive
Tint"
or
"Gypsum
Plate"
I
with
polarized
light microscopes in
determining
the
head. lt
can only be used
with the 40X
objective and
when
engaged, convergent
light
is used to
observe
what is
called
an
"lnterference
Figure".
i
from
quartz
that is cut
with
an elongated
wedge
angle.
I
Quartz
wedges are commonly employed for
qualitative
I
retardation measurements
ol
petrographic
specimens
(rock
I
and
mineral thin sections) and other birefringent materials
I
whose
retardation value falls within
the
wedge limits.
I
First Order Red Compensating
Plate
]
First
Order
Red
(Full
Wave)
Compensating
Plates
are used
I
properties
of birefringent materials. The compensator covers
j
1
order, approximately 550nm.
Bertrand Lens
I
Th"
a"rtr"nd Lens is found immediately
below
the
viewing
29
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