T**ting dust!!
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Discussion

Dave^

Original Poster:

7,896 posts

283 months

Monday 10th May 2010
quotequote all
I've had a sizable spec of dust on the sensor of my D40 for a while now, and desided to do something about it... (Mistake number one!)

Did a bit of searching, here, there and everywhere, and came across the Lenspen SensorKlear...

They had a few recommendations on here as being preferable over the wetwipes, so I bought one... (Mistake number 2!)

It came the following day, excellent service, considering I bought it from Ebay, and set about removing the one large speck of dust, plus a few tiny bits that weren't really noticable... (Mistake number 3!)

Now, I have million tiny specks round the outide of the sensor, which can't be seen by the naken eye, but are very visible on some photos...

I have a bulb blower, and have blown the sensor, holding the camera upside down etc...

Any suggestions? (Other than Camera/Floor interface via a closed window!)

01101001

123 posts

222 months

Monday 10th May 2010
quotequote all
Take it to a camera shop and ask them to clean it for you . Pay them and walk away with a clean sensor.

Dave^

Original Poster:

7,896 posts

283 months

Monday 10th May 2010
quotequote all
Yeah, that's what I should have done in the first instance... laugh

But now I have the kit "profesionals use" I'd rather be able to do it myself... As I know for a fact, that the first time I swap lenses it'll need doing again...

The SensorKlear has "cleaning compound" and I think it's this that's being left behind when I lift the pen...

Simpo Two

92,807 posts

295 months

Monday 10th May 2010
quotequote all
Leave it on f2.8 biggrin


I use a rocket blower. Haven't touched the sensor/s in five years and am not about to start now!

Edited by Simpo Two on Monday 10th May 20:36

Dave^

Original Poster:

7,896 posts

283 months

Monday 10th May 2010
quotequote all
Simpo Two said:
Leave it on f2.8 biggrin


I use a rocket blower. Haven't touched the sensor/s in five years and am not about to start now!
I know, I saw your comment on another thread stating the same... Lucky git! hehe

Sometimes they don't show up (brighter images mainly) whereas the darker pics look awful!

Took a load of pics at a Hillclimb yesterday, and some of them from later on in the day are ruined... Whereas on most of the earlier pics (12pm to 2pm ish) have very few/much less noticable marks...

The hardest thing (for a retard like me anyway) is judging when the spots will/wont be visable, and how to test properly...


LongQ

13,864 posts

263 months

Monday 10th May 2010
quotequote all
Go to shop and pay.

Alternatively invest in an Arctic Butterfly (£ = shop clean x 2) and use it once every 2 or 3 years. (Or >5 years if you are as fastidious about lens changing as Simpo Two.)

Eggle

3,609 posts

266 months

Monday 10th May 2010
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I just had my 20D sensor cleaned by a Canon centre. £40

Dave^

Original Poster:

7,896 posts

283 months

Tuesday 11th May 2010
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This is PistonHeads! What's with all the "Pay someone else to do it"? hehe

I was hoping for more manly/PH ways of doing it myself...

Ah well, looks like bank account is going to be a little lighter...

Simpo Two

92,807 posts

295 months

Tuesday 11th May 2010
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Dave^ said:
I was hoping for more manly/PH ways of doing it myself...
Wire brush followed by some wet'n'dry??

LongQ

13,864 posts

263 months

Tuesday 11th May 2010
quotequote all
T-Cut

ETA. Power washer?

Edited by LongQ on Tuesday 11th May 10:06

Dave^

Original Poster:

7,896 posts

283 months

Tuesday 11th May 2010
quotequote all
That's more like it!!!

laugh

Last night I wanted to Nuke it from Orbit... but rationality took over, so I sent it an email... hehe

james_tigerwoods

16,347 posts

227 months

Tuesday 11th May 2010
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Funnily enough, my D40 suffers from this - I made a cleaning attempt once and made such a hash of it, I have since vowed never to do it again.

A friend of mine is a semi pro photographer and he cleans my D40 occasioanlly - usually when he sees my photos and remarks that my camera needs a clean.

The trouble is that I lens swap a lot so dust gets in pretty quickly. And sand. Once. **shakes head**

AndWhyNot

2,359 posts

229 months

Tuesday 11th May 2010
quotequote all
01101001 said:
Take it to a camera shop and ask them to clean it for you . Pay them and walk away with a clean sensor.
When I used to race mountain bikes I earned the nickname Dewhurst - the master butcher because of my lack of mechanical sympathy. With that in mind I didn't trust myself to clean my own sensor and took it in for professional cleaning. It's far, far worse now than before and the shop have completely washed their hands of it because there's no before/ after scenario to compare.

I wouldn't recommend pro cleaning based on my limited experience and if you do, make sure you get some indexed images that show before and after in case of complaint.