Instrument
Lasers
All-solid-state continious-wave single frequency 532nm laser
Parameters
Output power: 30W, 20W, 10W, 500mW
Long term stability: < ±1% (3 hours)
Frequency drift: < 62 MHz (30s)
Polarization: > 100:1
Linewidth: < 5 MHz
M2: < 1.2
Applications
Laser pump source, high-resolution spectroscopy, frequency standard, holography, atom physics, wind tunnel test
All-solid-state continious-wave single frequency 1064nm laser
Parameters
Output power: 30W, 15W, 1W
Long term stability: < ±1% (3 hours)
Frequency drift: < 10 MHz (1min)
Polarization: > 100:1
Linewidth: < 5 MHz
M2: < 1.2
Applications
Gravitational wave detection, atom physics, quantum optics, laser micto-machine, laser marking, laser cutting, laser measurement
All-solid-state continious-wave single frequency 671nm laser
Parameters
Output power: 2W
Long term stability: < ±2% (3 hours)
Frequency drift: < 30 MHz (1min)
Polarization: > 100:1
Linewidth: < 5 MHz
M2: < 1.2
Applications
Laser pump source, laser color display, optical storage, quantum optics, high-resolution spectroscopy
All-solid-state continious-wave single frequency 1342nm laser
Parameters
Output power: 5W
Long term stability: < ±2% (3 hours)
Frequency drift: < 30 MHz (1min)
Polarization: > 100:1
Linewidth: < 5 MHz
M2: < 1.2
Applications
Optical communication, generation of non-classical light, quantum optics
All-solid-state continious-wave single frequency 540/1080nm dual-wavelengh laser
Parameters
Output power: 2W
Long term stability: < ±1% (3 hours)
Frequency drift: < 2 MHz (50ms)
Polarization: > 100:1
Linewidth: < 5 MHz
M2: < 1.2
Applications
Preparation of two-mode squeezed state light, cold-atom physics
Tunable Ti:S laser
Parameters
Output power: 2W
Long term stability: < ±1% (3 hours)
Tuning range: 720-820nm
Frequency drift: < 2 MHz (1min)
Polarization: > 500:1
M2: < 1.2
Applications
Atom trapping and cooling, quantum optics, spectroscopy, metrics
Tunable single frequency intracavity-doubling Ti:S laser
Parameters
Wavelength: 397.5nm, 455.5nm, 461nm
Long term stability: < ±2% (3 hours)
Frequency drift: < 30 MHz (1min)
Polarization: > 100:1
Linewidth: < 5 MHz
M2: < 1.2
Applications
Atom physics, quantum optics, optical storage, industrial machining, underwater communication, optical frequency standard
Nonclassical Light Sources
CV entangled state light source
Parameters
Noise: 5dB lower than QNL
Wavelength: 1080nm
Long term stability: Continuous work > 30min
Applications
Quantum computation, quantum information, materials analysis, precision measurement, experiment teaching
795nm squeezed state light source
Parameters
Amplitude squeezing: 2-3dB
Long term stability: Continuous work > 30 min
Applications
Optical storage, quantum optics, nonlinear optical interferometer
1064nm squeezed state light source
Parameters
Amplitude squeezing: >7dB
Long term stability: Continuous work > 1 hour
Applications
Quantum space remote sensing technology, materials analysis and quantum measurement, nonlinear optical interferometer
Electronics
DSP-1 laser controller
Parameters
Temperature control range: 10℃-40℃(4); 120℃-180℃(1)
Temperature drift: ≤ ±0.01℃ (1 hour); ≤ ±0.02℃ (8 hours)
Temperature sensor: NTC 10KΩ & NTC 100KΩ
Average current range: 0~70A
Average current resolution: 10mA
Maximum output voltage: 4V
Current ripple: < 5%
Applications
Laser control system, precise temperature control system
YG-4S precise temperature controller
Parameters
Temperature control range: 10℃-40℃(4);
Temperature drift: ≤ ±0.01℃ (1 hour); ≤ ±0.02℃ (8 hours)
Temperature sensor: NTC 10KΩ
TEC current: ±5A
Applications
Laser-diode temperature control, F-P cavity temperature control, crystal tempetature control, industrial system temperature control
YG-1HC temperature controller
Parameters
Temperature control range: 10℃-200℃(4); 120℃-180℃(1)
Temperature drift: ≤ ±0.03℃
TEC current: ±8A
TEC voltage: ±8V
Applications
Laser-diode temperature control, nonlinear crystal temperature control, industrial system temperature control
Low-noise high-voltage DC amplifer
Parameters
DC output voltage range: -350V~+350V; 0V~500V; 0V~1000V
Voltage gain: 0-60; 0-100
Bandwidth: 70KHz; 60KHz
Noise: ≤ 5mVpp; ≤ 8mVpp;
Input/output connector: BNC
Applications
Stable adjustable high-voltage DC power, precision adjustment in open loop and closed loop system
Balanced homodyne detector
Parameters
Common mode rejection ratio: >35dB
DC gain: 10~20
AC gain: 10
Bandwidth: 5MHz;
Optical input: free space type
Saturated light power: 18mW
Output connector: BNC
Responsivity: Min. 0.10A/W @850nm; 0.80A/W @1300nm
Typ. 0.20A/W @850nm; 0.90A/W @1300nm; 0.95A/W @1500nm
Power supply: DC ±12V-±15V
Applications
Spectroscopy, heterodyne detection, optical coherence tomography, balanced homodyne detection
YG-BHD02 detector
Parameters
Electronic noise: -90dBm @ 2MHz
AC SNR: 13dB @ 2MHz; 10dB @3 MHz
Minimun light power of response: 20μW @ 1064nm
Noise: ≤ 5mVpp; ≤ 8mVpp;
Optical input: free space type
Saturated light power: 1.8mW @ 1064nm
Output connector: BNC
Responsivity: Min. 0.10A/W @850nm; 0.80A/W @1300nm
Typ. 0.20A/W @850nm; 0.90A/W @1300nm; 0.95A/W @1500nm
Power supply: DC ±12V-±15V
Applications
Squeezed state detection, bell state detection, entangled state detection
YG-100M detector
Parameters
Optical input: free space type
Saturated light power: 30mW @ 1080nm
10dB light power: 4mW @ 1080nm
Bandwidth: 10-120MHz @ 1080nm;
Output connector: BNC
Power supply: DC ±12V-±15V
Applications
Sideband frequency locking, laser frequency stabilizing, OPA cavity locking, squeezed and entangled state noise detection at high frequency range
YG-DB001 Delay box
Parameters
Input impedance: 50Ω
Output impedance: 50Ω
Delay step: 0.25ns
Maximun delay time: 61.75ns
Input/output connector: BNC
Applications
Sideband frequency stabilizing and cavity locking in laser system, electrical pulse signal delay