Opticallimits > Forums > Just Talk > What is this optical phenomenon? Donut-shaped focus/blur?
Opticallimits > Forums > Just Talk > What is this optical phenomenon? Donut-shaped focus/blur?

Thread Rating:
  • 0 Vote(s) - 0 Average
  • 1
  • 2
  • 3
  • 4
  • 5
Thread Modes
What is this optical phenomenon? Donut-shaped focus/blur?
Guest
Unregistered
 
#4
02-08-2015, 02:34 AM
Many thanks popo and Scythels!

 

It does continue when you change focus slightly; I will report back if it happens at other apertures too.

Reply
  


Messages In This Thread
What is this optical phenomenon? Donut-shaped focus/blur? - by Guest - 02-08-2015, 02:34 AM

Forum Jump:


Users browsing this thread:
1 Guest(s)