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Frank
  • Member for 6 years, 10 months
  • Last seen more than 4 years ago
  • Massachusetts
3 votes
0 answers
176 views

3D matrix for staggering 5 ten degree wide bands of angle of incidence shifted by target wavelength and optical path difference in arithmetic series

2 votes
1 answer
2k views

Is it possible to reduce the divergence of a red laser pointer beam from 40 degrees to 1 degree?

2 votes
1 answer
309 views

What happens when very bright coherent light and weaker incoherent background light passes through doubly cascaded diffraction gratings?

2 votes
2 answers
408 views

How does the Michelson interferometer measure the self-coherence function of coherent light in an incoherent background?

0 votes
1 answer
70 views

How is an digital coherent receiver able to achieve 100 Mhz line-scan rate for detecting coherent light in the presence of incoherent light?

0 votes
1 answer
208 views

Is it possible to make a tunable coherent light filter with 1.8 nanometer bandwidth for visible light?

-1 votes
1 answer
172 views

Is it possible to adapt the design and principle of operation for a tunable microwave photonic notch filter to a visible light photonic notch filter?