EP1550-DM-H: 1550nm DM Laser Diode 1540-1560nm

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Overview of EP1550-DM-H: 1550nm DM Laser Diode for Gas Sensing

Eblana Photonics EP1550-DM-H laser diode, available in a range from 1540nm – 1560nm, is a cost effective, highly coherent laser source, designed using Eblana’s discrete-mode (DM) technology. The device features excellent SMSR and a high modulation bandwidth.

EP1550-DM-H Package Options

The preferred package depends on the application, operating environment, and integration needed.  We offer various packages suited to meet your needs.

14-pin Butterfly Module

Eblana’s 14-pin butterfly is designed with stability and ease of use in mind. Tested to Telcordia standards, it is the ideal package for thermal stability and fiber coupled integration.

Key features

  • Temperature controlled
  • PM/SMF coupled with FC/APC
  • Built-in optical isolator


TO-39 with TEC

Eblana has worked with industrial partners in order to design a free space package specifically for the gas sensing industry. The TO-39 incorporates an internal TEC for accurate wavelength control.

Key features

  • Temperature controlled
  • Angled AR coated window
  • Free-space design



Typically used for high volume communications applications, Eblana’s TO-56 package is tested to Telcordia standard and is RoHS qualified. Available with flat window or with a ball lens.

Key features

  • Free-space design
  • Hermetically sealed
  • Flat window or 1.5 mm ball lens

High-speed 7-pin Butterfly

The high speed and pulsing capabilities of Eblana’s DM and FP laser diodes can be fully exploited using the high speed 7-pin butterfly, which incorporates a K-connector for modulation up to 10 GHz.

Key features

  • K-connector for high speed modulation
  • PM/SMF coupled with FC/APC
  • Built-in optical isolator


DX-1 Module

Eblana’s proprietary DX-1 incorporates the butterfly module with an integrated current driver and TEC controller. Designed for ease of operation, it is the ideal platform for high stability gas detection or remote sensing.

Key features

  • Integrated driver and TEC controller
  • PM/SMF coupled with FC/APC
  • Built-in optical isolator
  • Powered by 5 V DC source