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CONTENTS Jan/ Feb 2019 Issue 1

8 MARKET WATCH
Annual Laser Market Review & Forecast 2019: What goes up …
After enjoying nine years of growth since the Great Recession, the laser industry
sees widespread macroeconomic softening, wondering if “what goes up must
come down.”

22 APPLICATIONS 32 Advances in Optical Systems
Chalcogenide’s place in the infrared optical
Glass Cutting materials spectrum
Laser cutting achieving excellent glass Many optical materials exist for designing IR optics;
cutting quality chalcogenide BD6 has some advantages when
This paper introduces glass laser cutting technologies, compared with legacy materials.
including CO 2 and CO laser cutting, laser ablation and
Smart Cleave cutting, and explores the advantages
of laser cutting over traditional mechanical cutting in
some application areas.
34 PHOTONICS PRODUCTS
Vibration Control
a) b) 6
Hexapods provide precise positioning in six
100 m
0 axes
TECHNOLOGIES CENTER
-6.8 Hexapods come in high-precision, high-accuracy,
-20 -15 -10 -5 0 5 10 15 20
Sum = 0; Lmax at [-20, -6.75] = 0 cd/m 2
26
min = 0 [cd/m 2 ] max = 0 Non-laser Light Sources and high-load versions and serve to align optics for
c) assembly, simulate or isolate vibration, and many
High-luminance LEDs target emerging
automotive lighting applications other tasks.
Now approaching luminance of 200 million nits,
phosphor-converted LEDs target applications that not
only provide concentrated illumination at low cost,
but also enable dynamic pixelated lighting that can
convey information. 38 BUSINESS FORUM
Photons are good business
——An interview with Akira Hiruma
30 Ultrafast Lasers
Power spectral density (a.u.) Numerical simulation aids design of fiber-
1.0 12 nm 7 nm
11 nm 6 nm
0.8 10 nm 5 nm based ultrafast laser sources
9 nm 4 nm
0.6 8 nm 3 nm 5 EDITOR’S NOTES
0.4 The design of fiber-based ultrafast laser sources via
numerical simulations leads to prototype and product
0.2 6 LEADING EDGE SNAPSHOTS
0.0 1036 designs with proven handling of nonlinear effects.
1024 1026 1028 1030 1032 1034
40 PRODUCTS HIGHLIGHTS
Wavelength (nm)
44 AD INDEX
About Laser Focus World China
Published since 2005, Laser Focus World China, the Chinese editionof the world famous Laser Focus World magazine, is the professional
magazine for engineers, researchers, scientists, and technical professionalsin China. It provides comprehensive global coverage of optoelectronictechnologies, industrial and R&D applications, and market information. The
editorial content licensed exclusively from Laser Focus World magazine is supplement by content generated by our own editors in China.
Laser Focus World China is published every other month in simplified Chinese and distributed to over 9,500 qualified optoelectronics professionals in China. Through our digital magazine and website we provide
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Laser Focus World China, ISSN 1817-6917 is published bi-monthly by ACT International, Unit B, 13/F, Por Yen Building, No. 478 Castle Peak Road, Cheung Sha Wan, Kowloon, Hong Kong, under the license of PennWell
Corporation, 1421 S. Sheridan Road, Tulsa, OK 74112. Copyright 2010. All rights reserved. This publication contains article reprinted from Laser Focus World magazine. Laser Focus World is exclusively owned and
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4 Jan/ Feb 2019 www.laserfocusworld.com.cn Laser Focus World China 激光世界