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DPChallenge Forums >> General Discussion >> i busted a lens
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Showing posts 1 - 12 of 12, (reverse)
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10/20/2011 05:42:05 AM · #1
...not completely I hope.
I had my 17-40 on my camera in my bag. Didn't realize the straps weren't closed and picked up my bag. The camera rolled out about 30cm off the floor. Didn't think much of it at first...then I saw the front of the lens and it was shattered. I went into 'your a big boy and big boys don't cry' mode. Upon further inspection, what shattered was the UV filter on it. I guees everything hit first on that part of the lens and put a dent in the side of the thread causing the filter to shatter. Under the filter the filter (Still plenty of filter left in the thread) I noticed no problems with the front element. The back optics are fine. Took a couple shots and, even with the filter still in and broken, I was getting pictures. Because the filter put a dent in the side of the lens thread, it won't UNthread. Is this a job for Canon? Anyone have an idea on costs?.

Nothing like almost losing a lens to stupidity to get you to be more carefull handling your gear...but such a shame the lens itself would cave slightly at such a small sight. Anyways, pcitures to come. I was just getting my gear ready to go out...going out with a small tear in the corner of my eye.
10/20/2011 06:07:52 AM · #2
Sorry, don't know the best solution to you problem but glad the lens seems fine. This really reiterates why spending a small amount on uv filters is a good idea.
10/20/2011 06:41:26 AM · #3
You may want to try looking at the options in this thread:
//www.dpchallenge.com/forum.php?action=read&FORUM_THREAD_ID=1071751
10/20/2011 06:58:17 AM · #4
the reason why i have skylights or uv n all my lenses, amazing me people baulk at paying an extra £70 for a good filter on a £1600 lens etc saves the lense if this happens for very little distortion

10/21/2011 09:14:03 AM · #5
The pictures



10/21/2011 09:35:29 AM · #6
I had the same thing happen with my 100mm macro a few years ago. It hit the concrete floor of the garage. The lens cap was still on when I picked it up. I heard things rattling inside and feared the worst, but it was just some loose glass from the UV filter. I worked the filter off, and the lens has been working fine ever since. I made a beeline for Samy's and cheerfully spent the $$$ on a new filter.

FWIW, since then, I make a conscious effort to never leave my camera bag open. I always zip it shut as soon as I'm through changing lenses or whatever. Lesson learned. I can still hear that thud...
10/21/2011 10:02:58 AM · #7
From what I see in this and every other case where a lens is dropped and the the filter shatters, the filter has nothing to do with "protecting" the lens, it simply illustrates the point that filters are more fragile than lenses.

10/21/2011 10:48:25 AM · #8
Originally posted by Spork99:

From what I see in this and every other case where a lens is dropped and the the filter shatters, the filter has nothing to do with "protecting" the lens, it simply illustrates the point that filters are more fragile than lenses.


100% agreement. Of COURSE the filter shattered, that skinny little ring deformed, it HAD to break. The only way a filter "protects" is if something hard and heavy strikes the glass directly, and how often does THAT happen?

R.
10/21/2011 11:01:20 AM · #9
Originally posted by Bear_Music:

Originally posted by Spork99:

From what I see in this and every other case where a lens is dropped and the the filter shatters, the filter has nothing to do with "protecting" the lens, it simply illustrates the point that filters are more fragile than lenses.


100% agreement. Of COURSE the filter shattered, that skinny little ring deformed, it HAD to break. The only way a filter "protects" is if something hard and heavy strikes the glass directly, and how often does THAT happen?

R.


If something hard and heavy strikes the front of a filter hard enough to break the filter glass, it's likely to damage the front element too. Where "protective" filters actually do something useful is in environments where small, hard particles like sand or liquids like salt water are getting blown around.

As far as protecting the lens from impacts...they're almost useless. The ONLY thing they're good for in a dropped lens scenario is possibly preventing damage to the filter threads on the lens itself. Of course, when the glass in the filter breaks, the risk is that the broken glass will, in turn scratch the lens.

10/21/2011 11:56:53 AM · #10
I think a lot of you are missing the aspects of the daily life of a lens.. You should all go look at your lens filters, closely.. See if there are any small scratches, or 'cleaning marks', or any damage of any kind..
10/21/2011 12:11:30 PM · #11
i use filters so like above any spray or dust, beer or kids fingers or dogs noses etc go on the filter and repeated cleaning doesnt damage the front element of the lens
10/21/2011 12:18:20 PM · #12
OK, try this:

Set your camera on a tripod in front of some scene.

Take a picture.

Get a post-it note and cut a pea size section from the sticky part.

Stick it to the front element of your lens

Take another picture.

Look at the two images side by side

Find the difference.

Stop picking flypoop out of the pepper.
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