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Questions related from Arkadiy Mastin
Changguang Satellite Technology with Aerospace Information Research Institute of Chinese Academy of Sciences set up a satellite-to-ground laser communication link 10 Gbps for 100...
12 July 2023 3,123 1 View
I need PM double clad Er, Er-Eb active fiber for C band amplifier. Can anyone suggest me a manufacturer ?
25 April 2023 9,094 0 View
The link for splicer description https://shinho.eu/s12pm/
02 April 2023 6,735 1 View
I have to make a measurement of transmission spectrums of optical filter that works under 45 degree angle of incident ray. I used two methods and got different results.
31 March 2023 3,048 0 View
I make a measurement of 793 nm beam profile from collimator that have optical fiber input with fiber core diameter 100 um (beam is very multimode). Measurement was done with two detectors: 1 -...
15 February 2023 4,313 0 View
I make a measurent of reflection of ligth absorbing coatings by PE Lambda 950 with integrating sphere with PbS detector and got the spectrum below Very high noises. Why this happen ? 1. The...
18 January 2023 6,500 10 View
HI Dear collegues! Can anyone provide me with NICHIA NUBM36 diode module illumination data file for Zemax? .dat. .ies, .ldt or else Wavelengh 450 nm or else. Thanks for help.
19 April 2022 1,210 0 View
Usually NLSE for opical pulse in fibers is used with amplificatgion in form: g = g0 / (1+ Ep/Ea) Is any model that used NLSE with pulse amplificaton in rate-equation model ? Not g= g0/(1+Ep/Ea)...
29 December 2021 3,901 0 View
I have a task to simulate optical beam profile from skewed optical fiber tip. Can Zemax simulate it ? Fiber SMF28. Skew angle 8 degree. Wavelength 1500 nm.
15 November 2019 9,021 8 View
Calcium fluoride doesn't have linear electooptic effect. If I will apply electric field to that crystal no linear birefringence appear. What about nonlinear birefringence with regard to electric...
05 March 2018 1,428 1 View
What is ordinary GTWaves fiber optical-to-optical efficiency ? Does GTWave fiber preserve optic pulse polarization state as it propagates through it ? It twisted and may cause some birefringent...
29 June 2017 8,555 2 View
Available CCD image sensors is restricted to 400-1100 nm range. Is it possible to get a this for 2 um range. What difficulties it encountered to develop such sensor ?
16 May 2017 2,200 3 View
Is any available on a market pulse compressor for optic pulse about 1 mkm wavelength with 20 ps duration to 0.5 ps (compressor must to provide negative dispersion about 2 ps^2) ?
13 February 2017 4,513 0 View
Is it possible to use a bulk medium active element in a optic fiber resonator as a active part of laser ? Any suggested publications ? Thanks!
03 February 2017 6,946 3 View
This optic scheme (attached) is supposed to be free from spherical aberrations in output point B. A is input. I simulated the case, but aberrations was found, is it right ? or I missed something...
23 November 2016 8,331 3 View
After amplification in optic fiber amplifier pulse autocorrelation (red line in the attached picture) width decrease as compared to initial pulse autocorrelation (black line). Fiber amplifier...
10 November 2016 6,195 5 View
When optic pulse propagates in a fiber it always experience small environment disturbance of it polarization state. Is any pulse stable polarization that hardly can be destroyed ? If such a state...
15 September 2016 6,258 2 View
Is it possible to see fiber laser cavity modes in CW lasing mode by a radiospecrometer ? If I have a laser CW output can RF spectrometer to show a laser cavity frequencies ? As I think a CW...
27 August 2016 1,088 2 View
Is it possible to evaluate a B-integral of amplified laser pulse only from experiment data ?
28 July 2016 4,434 6 View
For simulation purpose. I have incoming optic pulse envelope of which in time is F(t)=E(t) and consequent frequency form G(w). If its affected by AOM with WSHIFT frequency how it affected original...
13 April 2016 7,839 1 View
We need optic fiber with zero dispersion wavelength in range of 1650 - 1700 nm.
24 March 2016 8,364 17 View
To stretch 1 ps duration unchirped optic pulse to 100 times its 100 ps^2 dispersive element is needed. Is it possible to have a tunable one ? Diffraction gratings with telescope lens system...
07 August 2015 2,722 1 View
The pulse generation in fiber lasers begin from appearance of one pulse in a cavity in time. But when pump current is increased the second pulse is appear and frequency of pulse train in time is...
04 May 2015 8,937 5 View
