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(Some Guy)   Cool pictures of fast stuff being shot at very short exposure lengths   (rit.edu) divider line 91
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36744 clicks; posted to Main » on 22 Oct 2003 at 10:46 PM   |  Favorite    |   share:  Share on Twitter share via Email Share on Facebook   more»



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2003-10-22 11:45:18 PM
Ballistics are fun.
 
2003-10-22 11:48:56 PM
Definately hard core. Didn't he develop most of the tech himself?

Looking through the old card catalog, I am reminded that the book I was thinking of was _Stopping Time: The Photographs of Harold Edgerton_, and not "Seeing the Unseen", which seems to be an exhibit of the photographs. Going to have to pick up "Stopping Time" tomorrow; it's been so long since I've seen it.
 
2003-10-22 11:49:30 PM
GOD it's all so PHALLIC!
 
2003-10-22 11:49:50 PM
I went to school at RIT and Andy Davidhazy was my department head. He studied under Edgerton and learned a lot from him. I fondly remember the classes where we would all have our cameras covered with ziploc bags, in the dark, waiting for Andy to shoot his rifle through the target, the sound of the rifle would trip the sensors for the high powered flash, and we would all get covered in apple bits or other debris from whatever was being shot at the time. Good times....
 
2003-10-22 11:54:38 PM
shot & wad separation

huh huh.. shot his wad..
 
2003-10-22 11:57:13 PM
Incredible stuff.
 
2003-10-23 12:04:56 AM
While I thought this stuff was cool the first time i saw it, i gotta say it's pretty boring after you start to notice that it's THE SAME THING OVER AND OVER AGAIN. Come on, how many fruits can you shoot with a camera and a gun before you understand that, yes, bullets destroy things. There's gotta be something better to take a picture of than water splashes and exit wounds.
 
2003-10-23 12:11:48 AM
 
2003-10-23 12:19:39 AM
You'd think they'd come up with something that wasn't in the old yellow spined National Geographics at my kindergarden in the 60's.
 
2003-10-23 12:31:18 AM
Doc Edgerton was a childhood hero of mine. It was a spooky feeling at seven to learn so much was happening so fast. Ended up pursuing geology, a science where most change can't be seen because it occurs so slowly.
It's a truth: There's more shiat loose than there is to know about.
 
2003-10-23 12:39:31 AM


My favorite one.
 
2003-10-23 12:41:17 AM
So, who has an explanation for what's coming out of the tomato? Because I've never seen tomato innards that white.
 
2003-10-23 12:41:38 AM
farked i believe... i cant get to it atleast.
 
2003-10-23 12:45:12 AM


Okay, not in the same league but fun anyway. Hard to shoot a gun with one hand and shoot a camera with the other.
 
2003-10-23 12:46:36 AM
By the way, the pond is frozen - that's ice chips on the surface.
 
2003-10-23 01:00:55 AM
SonOfSpam: Nice shot all around. Used to get incredible reflections, refractions and who knows what else spalling pond ice with .30cal (glancing shot - low angled morning sun) good stuff floating in the air.
 
2003-10-23 01:11:04 AM
man, looking though the other pages... those is some freaky titties
 
2003-10-23 01:12:02 AM
Another Edgerton photo:



The last time I heard a song off this album was in a strip club.
 
2003-10-23 01:13:24 AM
Big deal. Drink enough beer and you can see this without a camera.
 
2003-10-23 01:57:15 AM
Yes, I thought that most of these were Edgertons at first.

But I'll be the first to say...

This stuff is all prime photoshop material.
 
2003-10-23 02:11:21 AM
The Matrix bullet time doesnt seem to match up with those pictures of the supersonic bullets. Unless I misunderstood everything, and I don't have a clue at this moment.
 
2003-10-23 02:15:27 AM
Zagloba: I can see it now.

"Photoshop things getting shot by other things"... I wouldn't mind seeing it.

blaine... blaine
 
2003-10-23 02:51:01 AM
pretty damn cool - but holograms are way, way cooler...

get with it people!

;)

got to play in a holography lab (for credit) in college
 
2003-10-23 03:03:03 AM
HE HATES THESE CANS!

OH NO! MORE CANS!
 
2003-10-23 03:46:25 AM
That's not fast, THESE are fast.



 
2003-10-23 03:57:24 AM
Actually, now that I've looked at more, everything is turning white. The Jolt Cola has turned white; the shotgun shell has turned white; the soup, the lime, the tomato. Why?
 
2003-10-23 04:08:52 AM
light refraction is my guess Rubble
 
2003-10-23 04:44:17 AM
The shotgun shell wasn't shot out, that's the wad. Inside the actual shotgun shell is the shot inside of that white case, which is all in front of the powder, that way the shot is propelled much faster than without the wad. And as for the other pictures with the fruit and cans being shot, i'm guessing it's their innards being turned into mist.

Also, i just had a computer monitor fry on me yesterday. That's gonna be big fun with the sks :)
 
2003-10-23 04:49:00 AM
Uh, don't know if my explanation was very clear, so here's a pic to help explain it better:



Use that and campare it to the sequence picture above, and you should get the idea.
 
SGF
2003-10-23 05:14:55 AM


where'm I to go, now that I've gone too far?
 
2003-10-23 07:13:47 AM
Thanks RevJimJones, that explains the shotgun pictures. I still want to know about the others. I suppose the cola could just be highly aggitated (super-shaken up). But the others still are odd, especially the tomato. You have to be going pretty goddamn fast to cause a dopller-like color shift.

Maybe it's from the air being shoved out of the way: high, localized pressure causing a phase shift from gaseous to liquid. The white might be tiny steam bubbles in front of every moving particle. When they slow down, the steam shift back, and you're left with red tomato juice to clean up.
 
2003-10-23 09:30:10 AM
One of the most impressive that I've seen is a series of photos I think Dr. Edgerton shot. Time lapse of a grenade exploding. You can see the steel fracturing, then later separating. Really good stuff.
 
2003-10-23 10:28:17 AM
Does anyone recall an article about scientists who used a rotating mirror camera to capture a single beam of light? It was pretty cool, you could see the front, and the back end of it as it ricocheted between a dozen or so opposing mirrors. ...Can't find the link, but I'll keep looking.
 
2003-10-23 11:16:48 AM
Very cool
 
2003-10-23 11:21:25 AM
A co-worker and myself shot up some malfunctioning HDs and CD-ROMs using a .357 a couple of weeks back. I got it on tape and will be making a DVD out of it, but there are plenty of still shots posted at ofoto.com

If anyone is interested, email me and I'll "share" them with you (you'll need a free Ofoto login to see them). jaxgator75 @ hotmail . com
 
2003-10-23 11:22:29 AM
ummm... "coworker and I"
 
2003-10-23 02:13:50 PM
how many of you guys go to RIT?
 
2003-10-23 02:35:09 PM
ThunderCorp, that wasn't funny and no, I don't know why I'm still laughing.
 
2003-10-23 07:03:05 PM
Andy is my department chair now. He's an awesome guy.

His work gets used in a lot of albums and other things. It's all over the place.
 
2003-10-23 07:22:05 PM
Chad72, here's your grenade picture, in flash
http://www.cordin.com/imgrenade.html
 
2003-10-25 12:27:30 AM
I'm also one of Davidhazy's students, and we recently made another big mess shooting things. You can see the results here.

If you don't think they're fast enough, the .22 cal bullets we used travel ~1000 ft/s and the exposure time is ~1/2,000,000 of a second.

And yes, it's an arseload of fun! Join our major! Then the department can get more money from RIT! Then we can shoot and/or blow up bigger things!
 
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