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DPChallenge Forums >> Photography Discussion >> First Microseconds of an Atomic Blast!
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02/13/2006 08:34:46 PM · #1

'Edgerton built a special lens 10 feet long for his camera which was set up in a bunker 7 miles from the source of the blast which was triggered Nevada - the bomb placed atop a steel gantry anchored to the desert floor by guide wires. The exposures are at 1/100,000,000ths of a second.

Due to the extremely high shutter speeds, the image quality and color depth is limited in these photos.'





I didn't know such high shutter speeds were attainable.
02/13/2006 08:37:00 PM · #2
I've seen the third one before but never the first two. If this is genuine, it's damned amazing. Got a reference??
02/13/2006 08:42:19 PM · #3
Originally posted by peterish:


I'm gonna try that one next time we have a "Bubble" challenge.
02/13/2006 08:56:23 PM · #4
I hope that uncharted island isn't close to Michigan.....Eeeek!
02/13/2006 09:27:51 PM · #5
here is a ref (one anyway)
"seeing the unseen"
MIT PRESS
ISBN 0-935398-21-x
ISBN 0-262-02387-3

though this book say 1/1,000,000 of a sec using a RAPATRONIC shutter
it has no moving parts & uses the fariday effect to change the plane of polarization of two filters ...

cool
02/13/2006 10:05:22 PM · #6
Overexposed and grainy - 5.

Just kidding, those are amazing if the story is true. Kind of a "one chance to get it right" shot.
02/14/2006 03:44:40 AM · #7
The third one looks alive. Really cool shots. Wonder how old those are?

Message edited by author 2006-02-14 03:45:31.
02/14/2006 04:18:22 AM · #8
Originally posted by peterish:

'Edgerton built a special lens 10 feet long for his camera which was set up in a bunker 7 miles from the source of the blast which was triggered Nevada - the bomb placed atop a steel gantry anchored to the desert floor by guide wires. The exposures are at 1/100,000,000ths of a second.


Now we know where our tax payers' money goes to
02/14/2006 04:21:43 AM · #9
Here's a link to a page about Rapatronic photographs, including a few more pictures. The 10 ns shutter speed cited is especially amazing considering that light itself only travels about 10 feet in that amount of time.

02/14/2006 04:26:17 AM · #10
This is, presumably, the same Edgerton who took the first 'milk drop' shot, yes? Known as 'Doc'?

e
02/14/2006 04:27:33 AM · #11
Wonder if extension tubes could have been used. Nah, would be too harsh on the hair I guess.

02/14/2006 04:34:31 AM · #12
where i work there is a camera that take shots at 5 Nanosecond intervals (thats 1/5000,000,000!!!). Hasnt got an EF mount though :(
02/14/2006 07:40:56 AM · #13
Originally posted by cheekymunky:

where i work there is a camera that take shots at 5 Nanosecond intervals (thats 1/5000,000,000!!!). Hasnt got an EF mount though :(


5nS = 1/200,000,000 sec

yes same Edgerton who took the first 'milk drop' shot
inventor of the photographic strobe

02/14/2006 07:42:22 AM · #14
I should have known that... it was early! (holds head in shame)
02/14/2006 08:06:05 AM · #15
Neat stuff!

Let me guess cheekymunky, not only does the camera not take EF mounts, but they won't let you take it on vacation with you either. Stinkers!

They might if you worked on your math though *jab* ;) 0.00000005=1/200,000,000S just as 0.5=1/2

How large is the camera? Is it small enough to be lifted by one man?
02/14/2006 08:38:37 AM · #16
Photos of the camera itself are included in Nordlys' link above. This is truly amazing stuff. There is some explanation included of the bizarre nature of the expanding fireball appearance.
02/14/2006 11:02:41 AM · #17
Thanks, I was referring to the one at Cheeky's workplace, it appears to be a bit different with a faster shutter speed. I dunno...
02/14/2006 12:03:39 PM · #18
Originally posted by eschelar:

Thanks, I was referring to the one at Cheeky's workplace, it appears to be a bit different with a faster shutter speed. I dunno...

Ah, didn't see that. If he can get a macro lens on that thing, maybe Jacko can capture some individual photons in flight. (where's Einstein when you really need him?)
02/14/2006 12:15:19 PM · #19
Here is a link I used in a school project about high speed photography.Pretty impressive.
02/14/2006 01:41:47 PM · #20
Originally posted by Nordlys:

Here's a link to a page about Rapatronic photographs, including a few more pictures. The 10 ns shutter speed cited is especially amazing considering that light itself only travels about 10 feet in that amount of time.

I found it hard to believe 10 feet but yeah...
"the speed of light = 0.983571056 feet / nanosecond"
amazing
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