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Questions related from Nikolay Konstantinov
I have a Gaussian shape laser pulse with 30ns width at 905 nm. I want to know, how this shape change after reflection, depending on the surface albedo/material. It's obviously, that all pulse will...
10 October 2017 7,703 2 View
I have a sensor and I want to make really small FOV, like 0.1 degree.So, I use lens, which focus light into pinhole. So FOV is Tan(D/f)^-1, where D is pinhole size, f is focal length. It means, If...
09 September 2017 9,908 3 View
Hello dear scientists!I want to create a laser system, which can generate laser impulse at a frequency of ~ 100kHz with pulse duration ~ 10ns.I've already choosen a laser driver.Next step is...
03 March 2017 9,656 1 View
Hello everyone!How can I calculate MPE for pulsed - 100kHz, 905nm laser with 1uJ enery impulse and 10ns. I want to understand, which safety level of this laser.I've seen some articles, but they...
02 February 2017 1,345 0 View
Hello everyone!I have 2 questions about polarization, first one is:There is a wall of the building and the beam with line polarization.What we will see in backscattering? Which polarization?...
02 February 2017 3,262 2 View
