Thanks Sir

These papers could help you:

https://www.springerprofessional.de/en/development-of-an-experimental-system-to-measure-stresses-in-a-b/15259846

https://scholarship.rice.edu/bitstream/handle/1911/89004/RICE0039.pdf?sequence=1

Thanks Sir

Additional remark:

For photoelastic material(s) please have a look at:

http://nile.physics.ncsu.edu/pub/peDiscSolve/photoelastic-resources.pdf

For photoelastic analysis please have a look at the literature mentioned in the answers of:

https://www.researchgate.net/post/how_to_calculate_the_stress_value_according_to_the_photoelastic_image

Thanks Gerhard Martens

I think so

Thanks dr. Bashar

Sure You can

Thanks Dr. Bashar Owaid for your response

You are welcome Dr. Iman Alsaffar