What will the new Pentax really offer us?

aliengrove
Posted 09/10/2013 - 07:47 Link
It should be easy enough to work out when to switch the AA on- just look at the picture you've just taken (which you can also do on your phone or tablet, assuming you buy a FLU card) and see if it has moire or not.

It's the high ISO performance that most interests me. If it's an improvement over the K5, I'll definitely be buying one. It looks like it's going to be the best APS-C camera on the market.
kh1234567890
Posted 09/10/2013 - 08:46 Link
aliengrove wrote:
It should be easy enough to work out when to switch the AA on- just look at the picture you've just taken (which you can also do on your phone or tablet, assuming you buy a FLU card) and see if it has moire or not.
This will raise chimping to a whole new level of silliness. What is needed is a bracketing mode which would fire off shots at the various levels of AA 'simulation' ...
jules
Posted 09/10/2013 - 09:03 Link
Smeggypants wrote:
McGregNi wrote:
Mike-P wrote:
Yup, Mr S can go sit in the corner and argue with himself now
To be fair, there's still the same argument (or comparisons to be made between images taken with the reduction on or off) .... it's just that now you only need to own one camera instead of two to be allowed to pass judgem.........
Comment Image



Nice one Nigel


I'm also interested in what adjectives will be used to describe the differences in image quality between the K-3 and K-5 variants and also between the K-3 in both modes.

I've heard both "huge difference" and "massive difference" by K-5IIs owners in the past when comparing to K-5/K-5II, so will we have to invent new words if the K-3 IQ improvements vastly exceed differences between II and IIs

Anyway I'm really looking to see what the high ISO performance of the K-3 is like in comparison to the K-5
Mooosive!
Cheers Jules...

My viewfinder is 576,000,000 pixels.
My other viewfinder is 5.76,000,000.

www.exaggeratedperspectives.com
Mike-P
Posted 09/10/2013 - 09:12 Link
aliengrove wrote:

It's the high ISO performance that most interests me. If it's an improvement over the K5, I'll definitely be buying one. It looks like it's going to be the best APS-C camera on the market.
If we look at the D7100 (which seemingly uses the same sensor) it seems like the difference between it and the K-5II re dynamic range and high ISO performance is virtually indistinguishable. Given what Pentax did with the K-5 against the D7000 (again as near as dammit the same output) I would guess they will again be pretty evenly matched.

Personally I don't think there will be hardly any difference over the K-5/K-5II Iso wise (or DR) but you do have the extra MP for cropping harder (if needed).

Happy to be proved wrong though
Edited by Mike-P: 09/10/2013 - 09:14
McGregNi
Posted 09/10/2013 - 10:11 Link
I agree with kv above that a bracketing function for Moire reduction is logical. I don't think the judgement on Moire on a shot is always going to be possible to make in the field on a shoot. My earlier comparison with raw/jpeg choice is apt isn't it? But this choice is easier to make . We don't yet have a clear assessment process for deciding on Moire reduction do we?
My Guides to the Pentax Digital Camera Flash Lighting System : Download here from the PentaxForums Homepage Article .... link
Pentax K7 with BG-4 Grip / Samyang 14mm f2.8 ED AS IF UMC / DA18-55mm f3.5-5.6 AL WR / SMC A28mm f2.8 / D FA 28-105mm / SMC F35-70 f3.5-4.5 / SMC A50mm f1.7 / Tamron AF70-300mm f4-5.6 Di LD macro / SMC M75-150mm f4.0 / Tamron Adaptall (CT-135) 135mm f2.8 / Asahi Takumar-A 2X tele-converter / Pentax AF-540FGZ (I & II) Flashes / Cactus RF60/X Flashes & V6/V6II Transceiver
Edited by McGregNi: 09/10/2013 - 10:12
johnriley
Posted 09/10/2013 - 10:15 Link
Quote:
We don't yet have a clear assessment process for deciding on Moire reduction do we?
Yes we do, it's called looking at the image. We can see if there are likely to be problem areas and in reality there won't be many. But that caveat again, let's see how it works at 24MP.
Best regards, John
Algernon
Posted 09/10/2013 - 10:18 Link
There seems to be two settings (+OFF) for Moire reduction.
So leaving it on the weaker setting apart from when shooting
architecture (when high would be better) seems the best thing
to do.

Landscapes should be OK OFF.

-
Half Man... Half Pentax ... Half Cucumber

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

Algi
ChrisA
Posted 09/10/2013 - 10:43 Link
Mike-P wrote:
Personally I don't think there will be hardly any difference over the K-5/K-5II Iso wise (or DR) but you do have the extra MP for cropping harder (if needed).
And resizing. A lot of noise goes away if you do that.
.
Pentax K-3, DA18-135, DA35 F2.4, DA17-70, DA55-300, FA28-200, A50 F1.7, A100 F4 Macro, A400 F5.6, Sigma 10-20 EXDC, 50-500 F4.5-6.3 APO DG OS Samsung flash SEF-54PZF(x2)
.
MrCynical
Posted 09/10/2013 - 13:27 Link
Don't know when this discussion got split over two threads, but sites dedicated to other brands are running stories about the new AA system:

http://www.sonyalpharumors.com/smart-new-k-3-uses-ibis-to-create-aa-filter/

This could be a good way of attracting people to Pentax: with body/sensor performance very similar at any given price point, this (like the Olympus OM-D's five-axis stabilisation in m4/3 land) could give Pentax a real differentiation point.

Thank [insert deity of choice] that I'm too busy with uni work (haven't had much time for photography this year, if I'm honest :blush to even begin to consider a new camera body at the moment. This pleases my wallet!
Edited by MrCynical: 09/10/2013 - 13:28
jules
Posted 09/10/2013 - 13:38 Link
Mike-P wrote:
aliengrove wrote:

It's the high ISO performance that most interests me. If it's an improvement over the K5, I'll definitely be buying one. It looks like it's going to be the best APS-C camera on the market.
If we look at the D7100 (which seemingly uses the same sensor) it seems like the difference between it and the K-5II re dynamic range and high ISO performance is virtually indistinguishable. Given what Pentax did with the K-5 against the D7000 (again as near as dammit the same output) I would guess they will again be pretty evenly matched.

Personally I don't think there will be hardly any difference over the K-5/K-5II Iso wise (or DR) but you do have the extra MP for cropping harder (if needed).

Happy to be proved wrong though
My Lens deal has fallen thru Mike! Now I've just over £600 in the bank festering and a spare BG4 grip too, Heeeelpp!!!
John Ban me for a week!
Cheers Jules...

My viewfinder is 576,000,000 pixels.
My other viewfinder is 5.76,000,000.

www.exaggeratedperspectives.com
johnriley
Posted 09/10/2013 - 13:50 Link
Sorry jules, you're doomed, no free bans from here....

Now, you know what you have to do: SRS......
Best regards, John
Mike-P
Posted 09/10/2013 - 14:24 Link
jules wrote:
My Lens deal has fallen thru Mike! Now I've just over £600 in the bank festering and a spare BG4 grip too, Heeeelpp!!!
John Ban me for a week!
Ideal time to get a K3 then ... can't see anything in your way now.
jules
Posted 09/10/2013 - 15:13 Link
Mike-P wrote:
jules wrote:
My Lens deal has fallen thru Mike! Now I've just over £600 in the bank festering and a spare BG4 grip too, Heeeelpp!!!
John Ban me for a week!
Ideal time to get a K3 then ... can't see anything in your way now.
I Want my K5 as well
Cheers Jules...

My viewfinder is 576,000,000 pixels.
My other viewfinder is 5.76,000,000.

www.exaggeratedperspectives.com
aliengrove
Posted 09/10/2013 - 15:42 Link
Mike-P wrote:
aliengrove wrote:

It's the high ISO performance that most interests me. If it's an improvement over the K5, I'll definitely be buying one. It looks like it's going to be the best APS-C camera on the market.
If we look at the D7100 (which seemingly uses the same sensor) it seems like the difference between it and the K-5II re dynamic range and high ISO performance is virtually indistinguishable. Given what Pentax did with the K-5 against the D7000 (again as near as dammit the same output) I would guess they will again be pretty evenly matched.

Personally I don't think there will be hardly any difference over the K-5/K-5II Iso wise (or DR) but you do have the extra MP for cropping harder (if needed).

Happy to be proved wrong though
A bit of a quandary, then...If the K3 has similar DR and high ISO performance to the K5II, then perhaps there's not much point in me buying one instead of a K5IIs. But I didn't buy a K5 IIS because it didn't seem enough of an upgrade to my K5 to justify the expense...

Maybe I'll just wait for the next one...they seem to be coming along thick and fast at the moment.
McGregNi
Posted 09/10/2013 - 15:57 Link
johnriley wrote:
Quote:
We don't yet have a clear assessment process for deciding on Moire reduction do we?
Yes we do, it's called looking at the image. We can see if there are likely to be problem areas and in reality there won't be many. But that caveat again, let's see how it works at 24MP.
I was looking at it only from the point of view of 'on the shoot' - ie: in the majority of situations users will only have the rear LCD to 'look at the image'. This is not the the ideal medium for examining such details, even assuming you knew exactly where on your shot to look, and it only interferes with your photography flow.

We can make the judgement 'on the shoot' whether to switch on RAW + Jpeg if needed based on an established 'means of assessment' of the scene - what I'm trying to say is we don't yet have such established and reliable criteria for assessing the scene in order to decide whether 'Moire Reduction' should be on or off.

'Moire Reduction' - is that my own term, is that the official term? Seems to describe it - you can't say 'aa filter' can you?
My Guides to the Pentax Digital Camera Flash Lighting System : Download here from the PentaxForums Homepage Article .... link
Pentax K7 with BG-4 Grip / Samyang 14mm f2.8 ED AS IF UMC / DA18-55mm f3.5-5.6 AL WR / SMC A28mm f2.8 / D FA 28-105mm / SMC F35-70 f3.5-4.5 / SMC A50mm f1.7 / Tamron AF70-300mm f4-5.6 Di LD macro / SMC M75-150mm f4.0 / Tamron Adaptall (CT-135) 135mm f2.8 / Asahi Takumar-A 2X tele-converter / Pentax AF-540FGZ (I & II) Flashes / Cactus RF60/X Flashes & V6/V6II Transceiver

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