ALCOR
COMPACT HIGH-POWER FEMTOSECOND LASER
920 nm and 1064 nm / < 100 fs / Up to 5 W
Spark Lasers’ ALCOR is specifically designed for two-photon excitation. It offers clean femtosecond pulses with the highest guaranteed peak power on the market, in an unprecedented compact format and with fixed wavelengths of 920 and 1064 nm.
ALCOR’s standard specifications include computer controlled GDD precompensation, and many features are available as options, such as an AOM for fast power modulation and power adjustment or fiber delivery. ALCOR offers air cooling, ease of integration with the possibility to install the laser head in any orientation. ALCOR’s innovative fiber-based design offers high stability, high reliability without any maintenance making it the perfect industrial laser for scientific applications.
TECHNICAL SPECIFICATIONS*
General
ALCOR 920-1
ALCOR 920-2
ALCOR 920-4
ALCOR 1064-2
ALCOR 1064-5
Wavelength
920 nm
1064 nm
Average power
> 1 W
> 2 W
> 4 W
> 2 W
> 5 W
Pulse duration (1)
100 fs
< 130 fs
100 fs
< 110 fs
Group Delay Dispersion (2)
Adjustable from 0 to -60 000 fs²
Repetition rate (3)
80 +/- 2 MHz
Energy per pulse (4)
> 12.5 nJ
> 25 nJ
> 50 nJ
> 25 nJ
> 62.5 nJ
Beam parameters
M² (5)
< 1.2
< 1.3
<1.2
Beam diameter (6)
1.4 +/- 0.2 mm
1.7 +/- 0.2 mm
1.5 +/- 0.2 mm
Divergence (7)
< 1 mrad
Ellipticity (8)
> 0.9
> 0.85
> 0.9
Output beam
Collimated
Polarization
> 95 %, vertical
Stability
Power stability RMS (9)
< 1%
Pulse to pulse stability RMS (10)
< 1%
Electrical
External interfaces
RS-232, USB, TCP/IP
Synchronization output
TTL
Software interfaces
GUI, RS-232 serial communication protocol
Power consumption
< 150 W
Cooling
Air
Mechanical
Laser head dimensions
286 x 165 x 79 mm
Laser head weight
5 kg
Control unit
19'' / 3U height
Control unit weight
7.5 kg
Umbilic length
3 m
1.5 m
3 m
Environmental
Operational temp range
19-30°C
Storage temp range
0-40°C
Operational max altitude
2000 m
Operational humidity
Non condensing
Storage humidity
80% RH
Option XSight (Integrated AOM for fine power control and fast power modulation)
Transmission
85%
Beam diameter
1 +/- 0.2 mm
Beam divergence
< 1 mrad
ON/OFF response time
< 1 µs
Analog modulation bandwidth
> 1 MHz
Power control
Adjustable from 0 to 100%, alignment mode
Other options
DUAL
2 independently controlled laser heads operating at 920 and 1064 nm
FLeX Fiber delivery
2 meter long fiber with < 120 fs pulse duration and 50% transmission
GDD extension
From 0 to -90 000 fs²
Wavelength
1035 +/- 5 nm
Repetition rate (11)
Any fixed frequency from 30 MHz to 80 MHz
Frequency conversion
460 nm
532 nm, 266 nm
(1) Sech² fit, autocorrelator measurement, 100 fs +/- 20 fs for 1 W and 2 W version
(2) User adjustable group delay dispersion compensation
(3) Other value upon request
(4) Energy defined as the ratio between average power and repetition rate
(5) M² measurement according to ISO method
(6) Beam diameter at ouput port at 1/e²
(7) Half divergence, far field measurement, ISO method
(8) Minor over major diameter ratio, far field measurement
(9) Over 12 hours or more, at room temperature +/-1°C
(10) Pulse to pulse stability measurement performed with oscilloscope and photodiode
Change in repetition rate may affect average output power. Energy will be unchanged
商品属性 [波长] 920 nm [脉宽] 100 fs [平均功率] > 2 W [重复频率] 80 +/- 2 MHz [脉冲能量] > 25 nJ