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2.2 Nomenclature
2.2.1 IO-
α
Main Unit
A
Manufacturer’s Logo
B
Model Logo
C
Uses an LED bulb
D
Serial number of the Main Unit
E
Serial number of the Headband
1
Lamphouse
Holds the LED bulb
2
Front Window
Outputs illumination
3
Teaching Mirror Slot
To insert the Teaching Mirror
4
Filter Selection Lever
Switches between “UV filter (white)”, “Red-free filter (green)”
and “Cobalt Blue Filter (blue)”
5
Filter Selection Marker
6
Aperture Selection
Lever
Switches the area of the illumination field
7
Aperture Selection Marker
8
Eyepiece
A +2 D (diopters) lens is included
9
PD Adjuster
Adjusts the pupil distance (PD). The scale (54 mm to 74 mm)
is indicated above the Eyepiece
10
Illumination Angle
Adjustment Lever
Adjusts the illumination angle. Levers located on both sides of
the Scope Unit are coupled and move in conjunction.
11
Observation Angle
Adjustment Lever
Adjusts the observation angle. Levers located on both sides of
the Scope Unit are coupled and move in conjunction.
12
Graphic display of the approximate subject pupil size.
13
Lamp Plug
Connects to the Lamp Jack of the IO-BP
Ⅱ
SN
*********
SN
*********
Label
A
A
B
C
D
D
E 1
2 3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Summary of Contents for IO-A LED
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