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3 Description of the device
Documentation set
VISULAS green
3.4 Controls, display elements and connectors
34 / 116
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Item
Icon/Name
Explanation
4
Filter selector
White line pointing up: Full aperture combined with a heat-
absorbing filter.
White line to the patient: Blue filter for tonometry and fluores-
cence observations.
White line to the physician: Green filter for examining the
fundus.
5
Adjustment knob for slit
height/width
The slit height can be set to 1/3/5/9/14 mm and the special slit
positions to (0°/± 45°/± 90°).
The slit width can be continuously adjusted from 0 to 14 mm.
6
Laser spot size control knob
Control knob for setting the laser spot size.
7
Locking screw for instrument
base
Locking screw for securing the instrument base at the desired
position.
8
Laser slit lamp connecting
cable
The plug on this cable is inserted into the fiber optic port for LSL
on the laser console.
9
Fixation lamp connecting cable This cable connects the fixation lamp with the instrument base.
10
TouchControl LSL Center
Switch
Rocker for selection and adjustment of parameters (see Section
LSL InsightView Display and TouchControl LSL Center Switch
[
11
Fast-action base lock
Lever tilted towards the patient: The base is locked.
Lever tilted towards the physician: The base can be moved
freely.
X/Y coarse adjustment is achieved by moving the complete
instrument base.
12
Brightness control
Brightness control for slit illumination.
13
Joystick with manual trigger
X/Y fine adjustment is performed by tilting the joystick. The Z
adjustment is made by rotating the joystick.
14
Electronic micromanipulator
with locking ring
The electronic micromanipulator is used to make fine adjust-
ments to the slit image and laser spot jointly while the locking
ring is released.
15
Scale
Interpupillary distance scale.
16
LSL InsightView display
Display for data reflection of treatment parameters.
3.4.3.1 LSL InsightView Display and TouchControl LSL Center Switch
In the LSL green comfort laser slit lamp, the current parameter
values can be seen on the integral LSL InsightView display in the
observer's field of vision. The parameter values can thus be
adjusted with the TouchControl LSL Center Switch during
treatment.
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