Recent content by swissz

Hi! Thanks for your ideas and suggestions. Now, what I made is similar to HIMNL9's suggestion with the sanded glass screen. I just use a simple white sheet of paper, as it is close to a Lambertian scatterer, and I focus my camera on this sheet. Ok, it is a very cheap solution, but it can show...

I was thinking about using ND - Natural Density - filters, the Wikipedia article also suggest that Laser beam profiler - Wikipedia, the free encyclopedia But I was wondering how large the attenuation should be. I don't have any data about the power density the sensor could cope with.

Hi! I would need for my research study a laser beam profiler, unfortunately these devices are very expensive and I just don't have the budget for one. I think I could use the CCD or CMOS chip of a digital SLR camera for this purpose, but before I risk it, I would like to ask you about whether a...