8 Questions 7 Answers 0 Followers
Questions related from Mahdi Mansouri
Hello friends, good time I want to choose a backlight system to inspect hot glass bottle defects. Given that hot bottles emit infrared light, do you think the backlight is better with white light...
16 April 2023 9,357 2 View
Hello everyone, good time. I want to select a camera (lens + sensor) for a machine vision system. according to machine vision books, the modulation transfer function of the camera is an important...
20 January 2022 603 6 View
Hello everyone, good time. If we suppose that the sensitivity of the NIR CCD sensor for the signal is S(v) (for X(watt) received power on CCD): *** S(v) = Number of incident photons × QE × Sv (CCD...
25 October 2021 2,280 0 View
Hello friends, good time... An article mentioned that: "The asymmetrical phase masks extend the depth of field greater than the radially symmetrical phase masks." Another article mentioned: "The...
08 September 2021 1,754 1 View
Hello friends I read in an article that VCSEL diode lasers are the most suitable type for active imaging applications (due to their circular and uniform beam profile). It recorded the attached...
30 July 2021 9,490 4 View
Hello friends... Is the output beam profile of the laser diode array, an elliptical spot (like a single laser diode emitter) or does it have elliptical profiles equal to the number of laser...
24 July 2021 3,355 4 View
Hello friends... What are the requirements (Which must be observed in the design) for designing a refractive beam expander for a high-power, pulsed laser (near-infrared wavelength )? for example,...
30 May 2021 5,558 3 View
Hello friends Should 808nm diode laser beam expander be designed using the rules of infrared systems, or can it be designed as a visible optical system?
14 May 2021 2,674 3 View
