So how good is the K-5 sensor

davidtrout
Posted 11/11/2010 - 11:12 Link
I've just done a double check - Unlocker was correct. I assumed the lens correction facility would be OFF until I turned it on. In fact it was ON. I took it off and the camera fired away with 10 continuous shots in RAW and it seemed to go on forever in JPEG. All these were shot at 200 ISO on a San Disk Extreme 111 card.
Sorry for not checking this basic detail before posting my previous post. And thanks Unlocker.
David
Edited by davidtrout: 11/11/2010 - 11:13
Unlocker
Posted 11/11/2010 - 11:32 Link
No problem, the issue came up a lot with the k-7 as well!
K10D
Posted 11/11/2010 - 11:34 Link
Sorted then!

Best regards
Too far from a shore.
Algernon
Posted 11/11/2010 - 11:34 Link
davidtrout wrote:
I fear I'm missing out on something here. On my monitor there's nothing resembling jaggies or aliases or whatever.
David
I've just looked at your original image David.... it's 1024 pixels wide so it must have been reduced by the board software.

The original hasn't got jaggies and on a different monitor the reduced one isn't as bad.... barely noticeable in fact. It's probably the colour profile on my other monitor that's made them look worse.

I've never noticed it on other photos, but most are posted 800 wide which saves them being reduced again.

I'm glad it had nothing to do with the K-5
Half Man... Half Pentax ... Half Cucumber

Pentax K-1 + K-5 and some other stuff

Algi
Edited by Algernon: 11/11/2010 - 11:35
davidtrout
Posted 11/11/2010 - 11:48 Link
[quote:3496ace15f="Algernon
I've never noticed it on other photos, but most are posted 800 wide which saves them being reduced again.

I'm glad it had nothing to do with the K-5 [/quote]It seems sighs of relief are due all round.
David
Edited by davidtrout: 11/11/2010 - 11:48
Oggy
Posted 11/11/2010 - 12:35 Link
MostlyHarmless wrote:
Smeggypants wrote:
Oggy wrote:
[quote:3496ace15f="Smeggypants"]Nor me. But then I've got analogue CRTs so it probably smooths them out
Really? It's not one of the old fashioned ones with a scanning electron beam drawing lines then.
Sure is - Dual NEC MultiSync FE2111SB 21" - They're great
I think Oggy meant something like one of these. The electron gun used to draw vector graphic 'lines' directly rather than raster scanning. A real blast from the past
Neal[/quote]Nope. Mask or not, raster or calligraphic that cannot suffer from aliasing.
Posted 11/11/2010 - 19:50 Link
Hello - I'm new to this forum and have joined as I've just bought the K-5. Only taken around 100 shots, but it looks really good - low light is fantastic.
amilner
Posted 12/11/2010 - 07:30 Link
Just seen this comparison widget on dpreview - compare RAW at high ISO and the K5 appears to be significantly better than the Canon D60 or the Nikon D7000 (by at least 1 stop)
Tony Milner
Super A, ME Super, MZ6, K5II, Ricoh GR & lenses from 8-500mm
www.amilner.org
www.flickr.com/photos/tonymilner
Edited by amilner: 12/11/2010 - 07:32
alfpics
Posted 12/11/2010 - 09:20 Link
sthorogood wrote:
Hello - I'm new to this forum and have joined as I've just bought the K-5. Only taken around 100 shots, but it looks really good - low light is fantastic.
Hi Simon,

welcome to the forum - glad you like your new 'toy'!
Andy
Andy
pentaxanne
Posted 12/11/2010 - 11:34 Link
i prefer the size of the k20, but found the performane of the k7 to be the same except low light af and af speed was better.
but the k5 is looking awsome or high iso, its just the af speed that bothers me know(needs to be faster than k7),
pentaxanne
Posted 12/11/2010 - 11:39 Link
amilner wrote:
Just seen this comparison widget on dpreview - compare RAW at high ISO and the K5 appears to be significantly better than the Canon D60 or the Nikon D7000 (by at least 1 stop)
looks very close between the nikon and pentax and the 60d.
Mike-P
Posted 12/11/2010 - 12:10 Link
amilner wrote:
Just seen this comparison widget on dpreview - compare RAW at high ISO and the K5 appears to be significantly better than the Canon D60 or the Nikon D7000 (by at least 1 stop)
Going by that comparison @ ISO 12800 I dont think the K-5 outperforms the D7000. Looks very very close to me, infact I may even give it to the Nikon.
pentaxanne
Posted 12/11/2010 - 12:45 Link
in raw the k5 has a lot less colour noise than the d7000, but more than the 7d, compare it to the 7d which looks better here than both, but also the nikon and canon are sharper.
in jpeg the at iso 12800 the k5,d7000.7d look close but i would say the 7d is first then the 7000d then the k5.

also it does not state if any noise reduction has been done it raw and jpeg.
Edited by pentaxanne: 12/11/2010 - 12:48
Pentaxophile
Posted 12/11/2010 - 12:49 Link
It's seriously splitting hairs to judge a winner (IMO).
Edited by Pentaxophile: 12/11/2010 - 12:49
Mike-P
Posted 12/11/2010 - 12:52 Link
pentaxanne wrote:
in raw the k5 has a lot less colour noise than the 7000d, but more than the 7d, compare it to the 7d which looks better here than both, but also the nikon and canon are sharper.
in jpeg the at iso 12800 the k5,7000d.7d look close but i would say the 7d is first then the 7000d then the k5.
They are saying on Dpreview (how I hate that forum) that the K-5 pic has ever so slight BF issues. I shot some pics of the wife with the K-5 and DA* 55mm f1,4 wide open and she made me delete them because the pictures were too sharp

Still, at the end of the day I am happy with the camera and that's all that matters to me.

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