DFB lasers for gas sensing
Photonics

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Near infrared molecular absorption and available wavelengths range between
1260 nm and 2330 nm.

  1. 14p Butterfly (HF/H2O/NH3/CO/H2S/CH4/CO2)
  2. Φ5.6 TO-Can (HF/H2O/NH3/CO/H2S/CH4/CO2)
  3. TO5 with TEC (HF/H2O/NH3/CO/H2S/CH4/CO2)

FEATURES

  • Semiconductor-based distributed feedback (DFB) lasers for telecom and spectroscopy applications
  • Available wavelengths range between 1260 nm and 2330 nm
  • 14pin Butterfly, Φ5.6 TO-Can, and TO5 with TEC packages are available

APPLICATIONS

  • Near-IR gas analysis
  • Tunable diode laser absorption spectroscopy (TDLAS)
  • Fiber optic sensors

SPECIFICATIONS

Telecom-band

Wanelength
Band
Wavelength Package
TO-CAN TO5 with
TEC *
14-pin Butterfly
10 mW 20 mW 10 mW 10 mW 20 mW
O-band 1260-1360 nm NLK1B5C1TA NLK1B5D1TA NLK1B5EAYF NLK1B5EAAA NLK1B5GAAA
E-band 1360-1460 nm NLK1E5C1TA NLK1E5D1TA NLK1E5EAYF NLK1E5EAAA NLK1E5GAAA
S-band 1460-1530 nm NLK1S5C1TA NLK1S5D1TA NLK1S5EAYF NLK1S5EAAA NLK1S5GAAA
C-band 1530-1565 nm NLK1C5C1TA NLK1C5D1TA NLK1C5EAYF NLK1C5EAAA NLK1C5GAAA
L-band 1565-1625 nm NLK1L5C1TA NLK1L5D1TA NLK1L5EAYF NLK1L5EAAA NLK1L5GAAA
UL-band 1625-1670 nm NLK1U5C1TA NLK1U5D1TA NLK1U5EAYF NLK1U5EAAA (NLK1U5FAAA)
(15mW)
UL(+)-band 1670-1690 nm NLK1U5C1TA
(1670-1690)
- - NLK1U5EAAA
(1670-1690)
-
1690-1705 nm NLK1U5C1TA
(1690-1705)
- - NLK1U5EAAA
(1690-1705)
-

* TO5 with TEC : 1) Minimum order quantity is 5 pieces., 2) 1410-1470 nm are not available.

Longer wavelength

Wavelength Package
TO-CAN TO5 with TEC * 14-pin Butterfly
1735-1805 nm KELD1F5C2TA (10 mW) KELD1F5EAYF (10 mW) KELD1F5DAAA (5 mW)
1865-1890 nm
1995-2015 nm
KELD1G5B2TA (5 mW) KELD1G5DAYF (5 mW) KELD1G5BAAA (2 mW)
near 2050 nm KELD1G5A4TA-2050 (5 mW) - KELD1G5BAAA (2050) (2 mW)
near 2100 nm KELD1G5A4TA-2100 (5 mW) - KELD1G5BAAA (2100) (2 mW)
near 2330 nm KELD1G5B2TA (2330) (2 mW) * KELD1G5BAYF (2330) (2 mW) KELD1G5BAAH (2330) (2 mW)

* TO5 with TEC and KELD1G5B2TA: Minimum order quantiry is 5 pieces.

A variety of DFB-LDs are available telecom and spectroscopy applications!

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