LSK-GG
Chapter 6: Specifications
Rev A, November 11, 2016
Page 9
Chapter 6 Specifications
6.1. General Specifications
Specification
Value
Scan Head Dimensions
97.5 mm x 79.8 mm x 50.8 mm
(3.84" x 3.14" x 2")
Galvo/Galvo Controller Dimensions
316.69 mm x 199.80 mm x 79.21 mm
(12.468" x 7.866" x 3.119")
Galvo Control Voltage
-10 to 10 V
Galvo Input Signal Type
DC or Sine Wave
Galvo Feedback Voltage
-4 to 4 V
Analog Signal Input
200 kΩ
AC Voltage Input
90–264 VAC, 50–60 Hz (The power supply is built into the unit.)
Input Power (Max)
120 VA
Storage Temperature Range
0–50
C
6.2. Galvo Mirror Specifications
Specification
Value
Mirror
Maximum Beam Diameter
4 mm
Substrate
Silicon
Coating
Protected Silver
Surface Quality
60–40 Scratch-Dig
Average Reflectance
350–450 nm
>70%
450–550 nm
>90%
550–650 nm
>92.5%
650–1080 nm
>95%
1080–7000 nm
>97%
Front Surface Flatness (@ 633 nm)
<λ/4
X Mirror Clear Aperture
6.22 mm x 4.0 mm, Ellipse
Y Mirror Clear Aperture
5.82 mm x 5.22 mm, Ellipse
Motor and Position Sensor
Linearity
99.9%
Scale Drift
50 ppm/
C (Max)
Zero Drift
15 µrad/
C (Max)
Repeatability
a
8 µrad
RMS Current (Max)
2.4 A
Peak Current
8.0 A
Bandwidth
b
0–500 Hz
Maximum Scan Angle
± 7.5
mech
Optical Scan Angle
± 15
Input Scale Factor
1.33 V/
mech
Output Scale Factor
0.5 V/
mech
Small Angle Step Response
c
130 µs (Typical)
Maximum Large Step Angle
d
0.65
Time Delay between Input and Output Signal
90 µs
Motor Weight
18 g
Operating Temperature Range
0–50
C
a. The system noise is less than 16 bits over a full voltage range (-10 to 10 V).
b. Bandwidth measured for a sine wave with 10 V amplitude. Results vary depending on the waveform.
