Conical microlenses fabricated at the end of single-mode fibers can increase the coupling efficiency between fibers and laser diodes. In this letter, we present, for the first time, a theoretical analysis of the coupling efficiency between a laser diode and a conically lensed fiber, taking into acco
โฆ LIBER โฆ
Total integrated reflection loss in a laser diode to single-mode fibre coupling system
โ Scribed by Haiming Wang
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 439 KB
- Volume
- 6
- Category
- Article
- ISSN
- 1616-301X
No coin nor oath required. For personal study only.
โฆ Synopsis
A geometrical optics approach is used to analyse the reflection of a divergent beam falling onto a concave or convex surface. The polarisation state of a ray in the incident beam depends on the position where the ray impinges upon the surface. The distribution of transmittance over the surface for different polarisation states is determined. An integration of the transmittance distribution determines the total reflection loss of a coupling lens used in a laser diode to single-mode fibre coupling system.
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2000
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๐
English
โ 336 KB