What is it 2 ?

[1x3tzght]

Das könnte die Projektion eines verzerrten Interferenzmusters auf einer Oberfläche sein, ähnlich Newtonschen Ringen - aber einfach nur durchleuchtet und das reflektierte Bild gefilmt. Auf jeden Fall hübsch.

[ZebbMassiv]

sounds like blue jays

[shotfirer1972]

Filming a walls texture ,with fine fly screen mesh over the lens.

[alexanderssson]

This is how you see in the morning when you drink Heinekens all night long alone !!

[Theamericanstates]

Shell eggs ( or eggshell?) under the microscope, the light effects come from the slides. Ich meine Eierschale!

[McDillon333]

Sand being filmed through a screen door

[InventorWillimczik]

@McDillon333 sorry, there is no sand involved.

[alswilly]

the light reflections off of a spinning object.

[alswilly]

it's the resulting pattern when you overlap cyclonic spirals, a visual representation of the fabric of time and space......... am i even close?

[RSKueffner]

Caustics

[series1riv]

Its light moving through some substance. If not a screen then liquid or gas.

[honda4004]

electrons on concrete reacting to scalar waves from the suns photon energy......

[macschomo]

bottle filled with sand and mud

[QuaziGNRLNose]

moire shadow from two overlapping patterned mesh screens being overlapped,

[sevenLP]

now i found it its a so call Moiré pattern effect. try wiki

[tsfarken]

shallow, still water over sand?

[InventorWillimczik]

@tsfarken no

[series1riv]

looking through a screen door?

[InventorWillimczik]

@series1riv  no