speckle caused by interference of reflected partially coherent sunlight, in head of a nail. .

---

speckle caused by interefernce of reflected partially coherenent sunlight, in head of a nail. .The cross section of the round head is 4 mm. These colored dots are very small so please enlarge for proper viewing.

---

Size: 5616px × 3744px
Photo credit: © durk gardenier / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: coherence, coherent, fluctuations, interference, light, mckechnie, nail, optics, pattern, physics, pointsource, refection, rough, scatter, scattering, source, speckle, spots, sunlight, surface, wavelengths