Narrow Spectral Linewidth Laser Diode

Narrow Spectral Linewidth Laser Diode

The spectral width is narrow relative to changes in temperature and drive current while the wavelength is stable.

  • Various ranges CW output power

  • Narrow linewidth

  • Suitable for Raman spectroscopy

Standard Product Specifications

 

Item

Symbol

 NSL-785-1000-C NSL-808-2000-C

NSL-808-2500-C

NSL-808-5500-C

Units

CW Output Power 

P

 1000 2000

2500

5500

mW

Peak Wavelength (T=35°C)

λp

 785±0.5 808±0.5

808±1.5

808±1.5

nm

Spectral width (FWHM)

Δλ

 0.2 0.1

0.5

0.6

nm

Threshold Current 

Ith

 ≤0.4 ≤0.5

≤0.6

≤1.3

A

Operating Current 

Iop

 ≤1.5 ≤2.5

≤3.1

≤7.4

A

Slope Efficiency 

η

 ≥1.2 ≥0.5

≥1.0

≥0.9

W/A

Operating Voltage 

Vop

 ≤1.9 ≤2.0

≤1.7

≤1.7

V

Horizontal Beam Divergence

θ∥

 ≤8 ≤8

≤8

≤8

deg

Vertical Beam Divergence

θ⊥

 ≤0.8 ≤1.0

≤37

≤37

deg

Wavelength Temperature Coefficient

 dλ/dT

 0.01 0.07

0.07

0.07

nm/℃

Locking range, power

P

 1.0 1.0

0.2-2.5

0.5-5.5

W

Polarization 

 

 TE TE

TE

TE

 

Package Type

 

 C-Mount C-Mount

C-Mount

C-Mount

 

Emitter stripe width

We

 100 100

100

180

μm

Storage Temperature 

Tstg

 -40~80 -40~80

-40~85

-10~80

℃

Operating Temperature 

Tc

 -20~30 -20~30

0-50

-20~30

℃
Keep in touch with us

Contact us sales@eforcelaser.com.au