RLAS-785

Features / Applications
Narrow Laser Linewidth / Raman Spectrograph
High Power Stability / Sensing
Low Power consumption / Bio-medical
High Reliability

Specifications

Parameter / Unit / Min / Typical / Max
Wavelength / nm / 784 / 785 / 786
Line-width(FWHM) / nm / 0.08 / 0.1
Central Wavelength stability @ 2 hours(RMS) / pm / 15
Central Wavelength stability @ over-life(RMS) / pm / 30
Central Wavelength shift Over Operating Temp Range / pm/℃ / 15
Output Power(Free Space) / mW / 450
Output Power(Multimode Fiber Coupled) / mW / 350
2hours Power Stability1 @ Constant Temp (ACC peak to peak) / % / +/-2
Power Stability Over Operating Temp Range(ACC peak to peak) / % / +/-5
Polarization Ration(linear, horizontal, Free Space) / 100:1
Operating Temperature(case) / ℃ / -20 / 25 / 70
RMS Noise / % / 0.2
Beam Diameter @Output Window Free Space / mm / 1
Beam Divergence(Fast Axis Far field full angle, 1/e2) / Mrad / 36
Beam Divergence(Low Axis Far field full angle, 1/e2) / Mrad / 6
SMSR / dB / 30
Warm Up Time (Module) / minute / 1
Optical Fiber(Fiber Coupled) / NA / 105/125um Multimode Fiber,0.2~0.22NA
Connector(Fiber Coupled) / NA / FC/PC or to be Customized
LD Working Current (From -20℃~+70℃) / mA / 1550 / 1800
LD Working Voltage / V / 2.6 / 2.8
Internal TEC Voltage @Room Temperature / V / 4.8
Internal TEC Current @Room Temperature / A / 2.5
Internal Temperature Sensor / kOhms / 10
Module Input Voltage / VDC / 4.8 / 5 / 5.2
Module Input Current / A / 4
Module Input Voltage Ripple / % / 1
Module DC Plug () / ф / 5.5/2.1
Laser Head Dimensions Length / mm / 29.8 / 30.0 / 30.2
Laser Head Dimensions Width / mm / 12.5 / 12.7 / 12.9
Laser Head Dimensions Height / mm / 9.3 / 9.37 / 9.5
Module Dimensions Length / mm / 89.8 / 90 / 90.2
Module Dimensions Width / mm / 59.8 / 60 / 60.2
Module Dimensions Height / mm / 26.8 / 27 / 27.2
Beam Alignment Tolerance Angle (Free Space) / Mrad / 7 / 17.5
Laser Head Weight / g / 16.5
Module Weight(Laser head +Module) / g / 510
Operating Humidity / R.H. / 5% / 85%
Storage Temperature / ℃ / -40 / +85
Shock / NA / 500g, 0.5ms, 6 shocks
3 axes, 2 shocks/axis
Vibration / NA / 20~2000Hz, 0.02g2/Hz
3 axes, 1hr/axis
Expected Lifetime (MTTF @Room Temperature) / hrs / 10000

1.  Tcase = 250C.

Typical Output Performance

Dimension

Pin Configuration

Rev. B / 2F, 65 Building, 421Hongcao Road, Shanghai 200233 China
www.photoptech.com