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**Dear 2O3 & 2O4 For this week IT Home Learning, topic that we are working on is Introducing Photonics & Laser. During the first lesson, you should have - read the powerpoint slides on "Introducing Photonics" and "Laser" - completed the worksheet and emailed me at simhy@hc.edu.sg Below please see some videos and additional readings that will help you to understand the topic better. Regards Mrs Loi** 

**__Objectives__:** - To state what is photonics. - To be aware of the applications of photonics around us, e.g. Telecommunication, household devices. - To be aware of the dangers and know the basic safety precautions when using lasers.

1. Photonics Disruptor media type="youtube" key="rn_hMCTS2Eg" height="344" width="425"
 * __Videos__:**

2. Lasik Eye Surgery media type="youtube" key="O4kDC4sZ5Jg" height="344" width="425"

1. Laser - [] 2. The Laser Age - [] 3. What is a Laser - [] 4. How Lasers Work - [] 5. How a Laser Works - [] 6. How Laser Shows Work - [] 7. Laser Applications - [] 8. Laser Hair Removal - [] 9 . Lasil - [] 10. Lasik Eye Surgery - []
 * __Additional Readings__: **