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LDM diode modules

Key features

  • Laser pulses as short as 30 ps and widely tunable in nanosecond range
  • Peak power of more than 2 W for specific wavelengths
  • Standard range of wavelengths covering most popular spectral range
  • Collimated free space output with detachable fiber pigtail or fixed fiber output
  • Adjustable pulse duration for ns modules 1–100 ns
  • External TTL trigger capability
  • Repetition rate up to 30 MHz from on-board generator and up to 60 MHz from an external source of TTL signal
  • Wavelength TEC tuning
  • Compact size cost effective design: 105 mm ×70 mm ×25 mm
  • Computer control via mini USB interface
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Applications

1. Spectroscopy

    • Fluorescent Lifetime measurements
    • Time-Resolved Spectroscopy

2. Laser Physics

    • Seeding of Fiber Lasers and MOPA Systems
    • Single Photon Generation

3. Laser Imaging and 3D Laser Scanning

4. Time of Flight Experiments

5. Optical Time Domain Reflectometry (OTDR)

6. Microscopy

    • Time-Resolved Photoluminescence
    • Confocal Laser Scanning Microscopy
    • Fluorescence/Phosphorescence Lifetime imaging Microscopy
External TRIG IN TTL into 50 Ohm, 3.3–5V
Pulse-to-pulse Amplitude Instability <5%
Jitter: Pulse duration <1%
Jitter: Pulse period <0.2%
Delay Laser Output to TRIG IN (TTL)
Dimensions 105 mm × 70 mm × 25 mm
Weight 600 g
GENERAL
Voltage/Current requirements DC 5V, 4A, PSU included
Control interface mini USB
TEMPERATURE
Operating +10…+50 ̊С
Storage -20…+70 ̊С
Humidity < 95%
Part number Wavelength, nm Spectrum width, nm Pulse duration, ps Min peak power, mW Pulse repetition rate, MHz Output type
FABRY-PEROT LD
LDM-PS-405 405±5 <1 <100 300 30 FS/Fiber
LDM-PS-450 450±10 <2 180
LDM-PS-520 520±10 100
LDM-PS-635 635±5 200
LDM-PS-660 660±5 350
LDM-PS-780 785±5 <1 <120 400
LDM-PS-940 940±5 <150 600
LDM-PS-976 976±1 <100 2000 Fiber
LDM-PS-1064 1064±10 <5 <150 600 FS/Fiber
LDM-PS-1550 1550±20 <10 <150 600 FS/Fiber
SINGLE FREQUENCY LD
LDM-PS-1030S 1030±2 <0.1 <50 100 30 Fiber
LDM-PS-1064S 1064±2 <50 100
LDM-PS-1064SH 1064±2 <150 500
LDM-PS-1550S 1550±2 <30 50
Part number Wavelength, nm Spectrum width, nm Pulse duration, ps Min peak power, mW Pulse repetition rate, MHz Output type
FABRY-PEROT LD
LDM-NS-405 405±5 <1 1-100 300 10 FS/Fiber
LDM-NS-450 450±10 <2 180
LDM-NS-520 520±10 100
LDM-NS-635 635±5 200
LDM-NS-660 660±5 350
LDM-NS-780 785±5 <1 400
LDM-NS-940 940±5 600
LDM-NS-976 976±1 2000 Fiber
LDM-NS-1064 1064±10 <5 600 FS/Fiber
LDM-NS-1550 1550±20 <10 600 FS/Fiber
SINGLE FREQUENCY LD
LDM-NS-1030S 1030±2 <0.1 1-100 100 10 Fiber
LDM-NS-1064S 1064±2 100
LDM-NS-1064SH 1064±2 1500
LDM-NS-1550S 1550±2 100