Chalongrat Daengngam

5 Questions 6 Answers 0 Followers

Questions related from Chalongrat Daengngam

Alternative software to ZEMAX?

Currently my team are focusing on spectrograph & spectrometer designs using ZEMAX and we can expect that we won't have the license soon. So we are seeking for for the alternative software for...

13 June 2023 7,665 4 View

What is the best machine-learning model for counting overlapping objects?

I am developing a machine-learning model to make accurate and fast counting of metal pipe with difference cross-sectional shapes. Well-define rectangular, triangular and circular shapes are quite...

11 December 2020 2,576 4 View

Is there any method to transform spatially incoherent light to more coherent one?

I am looking for a technique or device that can transform a random-direction light collected from a scattering medium and convert into a beam with single propagation direction. Is this process...

12 September 2018 4,170 12 View

Is there any simple optical component or setup that can compress ns pulse from a commercial Nd:YAG laser to sub-ns pulse or shorter?

I am looking for a simple and inexpensive method to compress my Nd:YAG nanosecond pulse laser into hundreds picosecond pulse. Please suggest me some if you know or have experience on this pulse...

31 May 2018 7,996 5 View

Hi Islam, the project seems very interested. Anything I could help either simulation or experiment?

I have quite a complete pulse laser labs in Thailand now including an OPO. I would love to work together like the old day. Thanks

03 November 2017 9,580 0 View