CET832 Laser Manufacturing Processes

Course Provider

School of Electrical and Electronic Engineering (EEE)



Academic Unit



Laser assisted manufacturing is essential to Industry 4.0. The objectives of the course are to familiarize the learners with a wide range of laser assisted manufacturing processes, including laser welding, laser cutting, laser drilling, laser additive manufacturing, laser surface hardening and demonstrate to them how the laser assisted manufacturing can be used to upgrade the conventional manufacturing processes.

This course is part of:

- Graduate Certificate in Engineering Optics and Photonics
- FlexiMasters in Engineering Optics and Photonics

Download Learning Pathway e-Guide

Upon completion of this course, learners should be able to:

1. Understand the science of laser-material interaction for different types of lasers;

2. Gain knowledge of a wide spectrum of laser assisted manufacturing processes;

3. Select right lasers and processing parameters for advanced manufacturing and;

4. Understand Industry 4.0 and its impact on future manufacturing.

Introduction to Lasers used in manufacturing
Laser working principles. Various types of lasers used in manufacturing and their basic properties. Hazards of laser technology and safety precautions.

Laser-material interaction – salient features
Material and laser parameters. Principles of laser-material interaction. Power density/dwell time requirement of different laser materials processing applications. Laser heating with melting and vaporization. Laser ablation.

Optics for Laser manufacturing processes
Basic laser optics. Optics necessary for different applications. Optical diagnostics for laser processing. Spectroscopy for plasma diagnostics. Reflective topography for liquid metal characterization. Thermographic temperature measurement of solids

Laser welding and laser additive manufacturing
Basic heat transfer equations. Laser conduction welding and keyhole welding. Laser-arc hybrid welding. Laser brazing. Laser direct metal deposition. Laser 3D printing. Laser-printed new composite materials.

Laser surface treatment
Laser surface hardening – solid state phase transformation. Laser surface cleaning. Laser polishing. Laser surface texturing. Laser chemical vapor deposition – deposition from vapor phase. Laser surface modification - change of surface chemistry by liquid phase mixing. Laser cladding.

Laser cutting and drilling
Laser cutting technology. Laser drilling technology. Industrial applications of laser cutting and drilling.

Laser assisted manufacturing for Industry 4.0
Laser-robotics integration. Cyber-physical manufacturing system (CPMS). Laser as enabling technology for Industry 4.0. Standardization and qualification. Case studies.

Suitable to learners from all disciplines who seek to have in-depth understanding of photonics and engineering optics and their impact in current industries and for Industry 4.0 (I 4.0).

Standard Course Fee: S$3,270

SSG Funding Support

 Course fee

Course fee payable after SSG funding, if eligible under various schemes


BEFORE funding & GST

AFTER funding & 9% GST

Singapore Citizens (SCs) and Permanent Residents (PRs) (Up to 70% funding)



Enhanced Training Support for SMEs (ETSS)


SCs aged ≥ 40 years old
SkillsFuture Mid-career Enhanced Subsidy (MCES)
(Up to 90% funding)

  • Standard course fee is inclusive of GST.
  • NTU/NIE alumni may utilise their $1,600 Alumni Course Credits. Click here for more information.


Read more about funding
CET824 Basic Optical Engineering2
CET825 Fibre Lasers for Various Industry Applications1
CET826 Understanding Fibre Optic Distributed Network for IoT Infrastructure1
CET827 Fibre based Components for High Speed IoT Applications1
CET828 Understanding the Principles, Structures, Packaging, Installation and Signal Processing of Optical Fibre Sensing Technology1
CET829 Engineering Metrology1
CET830 Optical Fibre Design and Fabrication for High Power Laser and Telecommunication Applications1
CET831Lasers and Optics for Smart Manufacturing (I 4.0)- Current Practices and Future Prospects1
CET833 Organic Light Emitting Diode Technology for Flat Panel Information Displays1
CET834 Understanding of basic device structure and operating principles of displays and LEDs1
CET835 Laser Machining and 3D Printing for Industry0.5
CET836 Smart Optical Sensors for Smart Manufacturing0.5
CET765 Lithography Processes for Next Generation of Nano Scale Smart Devices1
CET837 Bio-imaging1

Listed courses are:

  • Credit-bearing and stackable to Graduate Certificate in Engineering Optics and Photonics (total 9AUs) and FlexiMasters in Engineering Optics and Photonics (total 15AUs).
  • SkillsFuture Credit approved.