http://dc.watch.impress.co.jp/docs/review/longterm/20130426_597538.html
(in Japanese, but the pictures with quick shooting info underneath speak themselves.)
The colour renditions of the two cameras are indeed different. The focus point of the two cameras are somehow different btw. AF or user error?
For instance, look at this set of f/8 shots, which should usually be the aperture of an APS-C camera at 16M, owing to the diffraction limit:-
K-5's Vs K-5IIs' (Look at the building structures as well as the tree leaves; Click to Enlarge; Large Files!)
For the rest of the review and other samples, just read, download and measurbate yourself! :-)
Related:-
Yet Another Late K-5IIs Vs K-5 Comparison Review
After More Than Half a Year, DPR's Half-baked Review(s) on the K-5II and IIs are Published!
• News about Products and Latest Company Direction
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• Technical Articles on Photographic Gear and Technologies
Tuesday, April 30, 2013
DC Watch K-5IIs Vs K-5 Shootout Test, with Large Samples
Time (UTC +0800):
12:41
DC Watch K-5IIs Vs K-5 Shootout Test, with Large Samples
2013-04-30T12:41:00+08:00
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De-crippling the K-mount - An Upkeeping Petition at the Pentax Forums
http://www.pentaxforums.com/forums/pentax-dslr-discussion/200075-pentax-ricoh-de-cripple-k-mount-petition.html
Two hundred and something Pentaxians have signed. But I bet the proposition will NOT be entertained as Pentax has never listened nor made any response of course. So, it's just a waste of time, frankly! >:-(
In fact, I have requested this for years now. I think I do have a stronger/louder voice already than an average typical individual Pentaxian, don't I? :-)
Related:-
Ten Things that I Want Ricoh to Do for Pentax
My Idea of a K1000D
1,000 Signatures of the Pentax SDM Petition Online!
Two hundred and something Pentaxians have signed. But I bet the proposition will NOT be entertained as Pentax has never listened nor made any response of course. So, it's just a waste of time, frankly! >:-(
In fact, I have requested this for years now. I think I do have a stronger/louder voice already than an average typical individual Pentaxian, don't I? :-)
Related:-
Ten Things that I Want Ricoh to Do for Pentax
My Idea of a K1000D
1,000 Signatures of the Pentax SDM Petition Online!
Time (UTC +0800):
12:30
De-crippling the K-mount - An Upkeeping Petition at the Pentax Forums
2013-04-30T12:30:00+08:00
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Monday, April 29, 2013
What is/are the Meaning(s) of a Cropped Digital System Now?
In a recent interview with the Pentax Ricoh China Japanese Head, it was told that the 645D was just a completely different product than the 135 FF Nikon D800E, which is far more differentiated.
However, this reminds me of the fact that the 645D, like all other K-mount Pentax DSLRs, is actually also cropped for its sensor. So, I just wonder, how is the 645D different from those 135 FF DSLRs and how "large" is the difference? And besides, what are the trade-offs?
Here we go, for the factual data:-
* Reference
Is everything much clearer now? The myth has been resolved!
In fact, the 645D is the "APS-H" of the original 120 film with a crop factor of nearly 1.3X. The same applies when the 135 FF is compared to the 645D, which has the exact crop factor in 1.27X. So, how much advantage does it give?
And, *suppose* that there is a Full Frame 645D which exists, the 135 FF will then become a 1.6X "Canon APS-C" cropped machine in comparison, then this difference would be more significant!
On the other hand, the truly APS-C sized K-5IIs for its sensor, when compared to the 645D, is really sympathetic! It is almost in 2X, just like when the micro-4/3 sensors are compared to the 135 FF. Actually, the APS-C sensor is much smaller than the 135 FF, its total area of the sensor is just only in 43%!
Well, what are also in return with that cropped sensor in the old 645 form factor for the 645D then? A big, heavy, slow but rather expensive camera, but which is actually NOT having a significantly larger sensor, and thus no big edge in IQ as a result!
Indeed, cropping an old sensor/mount format is always stupid in the digital era, unless new lenses with a smaller image circle which fits more tightly into that smaller image sensor are re-designed and made!
This is the end of case and the case is closed! The 645D now is a meaningless offer after all! If Pentax is listening, please give us Full Frame DSLR bodies soonest, no matter for the K or 645 mounts!! >:-(
Related:-
Search Articles about "Sensor Size" in this Blog
However, this reminds me of the fact that the 645D, like all other K-mount Pentax DSLRs, is actually also cropped for its sensor. So, I just wonder, how is the 645D different from those 135 FF DSLRs and how "large" is the difference? And besides, what are the trade-offs?
Here we go, for the factual data:-
| Camera | Sensor (Film) Type | Sensor (Film) Size (in mm x mm) | Diagonal Length (in mm) | Crop Factor A | Crop Factor B | Crop Factor C |
|---|---|---|---|---|---|---|
| 645 Film | 120 | 56 x 41.5 | 69.7 | 1X * | 0.79X | 0.62X |
| 645D | Cropped 120 | 44 x 33 | 55 | 1.27X | 1X * | 0.79X |
| D800/E | 135 | 36 x 24 | 43.3 | 1.61X | 1.27X | 1X * |
| K-5II/s | APS-C (Cropped 135) | 23.7 x 15.7 | 28.4 | 2.45X | 1.94X | 1.52X |
Is everything much clearer now? The myth has been resolved!
In fact, the 645D is the "APS-H" of the original 120 film with a crop factor of nearly 1.3X. The same applies when the 135 FF is compared to the 645D, which has the exact crop factor in 1.27X. So, how much advantage does it give?
And, *suppose* that there is a Full Frame 645D which exists, the 135 FF will then become a 1.6X "Canon APS-C" cropped machine in comparison, then this difference would be more significant!
On the other hand, the truly APS-C sized K-5IIs for its sensor, when compared to the 645D, is really sympathetic! It is almost in 2X, just like when the micro-4/3 sensors are compared to the 135 FF. Actually, the APS-C sensor is much smaller than the 135 FF, its total area of the sensor is just only in 43%!
Well, what are also in return with that cropped sensor in the old 645 form factor for the 645D then? A big, heavy, slow but rather expensive camera, but which is actually NOT having a significantly larger sensor, and thus no big edge in IQ as a result!
Indeed, cropping an old sensor/mount format is always stupid in the digital era, unless new lenses with a smaller image circle which fits more tightly into that smaller image sensor are re-designed and made!
This is the end of case and the case is closed! The 645D now is a meaningless offer after all! If Pentax is listening, please give us Full Frame DSLR bodies soonest, no matter for the K or 645 mounts!! >:-(
Related:-
Search Articles about "Sensor Size" in this Blog
Time (UTC +0800):
07:28
What is/are the Meaning(s) of a Cropped Digital System Now?
2013-04-29T07:28:00+08:00
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Sunday, April 28, 2013
The Pentax Coffins! >:-o
The K-30 is in the Chinese style, for its top/head/front! :-o




On the other hand, the K-7/K-5 is in Western style! :-D


* All the pictures above are searched via Google Pics and linked directly to their respective web links as posted.
Now, I know why Pentax needed to hire Marc Newson to design the K-01! Otherwise, their own designers seemed to get no idea on what to do, so that they finally decided to copy ideas from something ordinary, which are yet much related to real-life! So, after all, as a Pentax user, would you prefer a "brick" or a "coffin"? Your take! Lol.. ;-p

On the other hand, the K-7/K-5 is in Western style! :-D
* All the pictures above are searched via Google Pics and linked directly to their respective web links as posted.
Now, I know why Pentax needed to hire Marc Newson to design the K-01! Otherwise, their own designers seemed to get no idea on what to do, so that they finally decided to copy ideas from something ordinary, which are yet much related to real-life! So, after all, as a Pentax user, would you prefer a "brick" or a "coffin"? Your take! Lol.. ;-p
Thursday, April 25, 2013
Proof of Existence of Pentax Marketing - Sexy Korean Pentax Showgirls!
See: http://www.cutekorean.net/2013/03/kim-ha-yul-at-pentax-photo-festival.html
Some photos (not all):-






(Click to Enlarge.)
Note where the Pentax logos are printed! I see that it spells "Porntax"! >:-o ;-D
Last Related:-
The Pentax Sex Party Continues..
Some photos (not all):-






(Click to Enlarge.)
Note where the Pentax logos are printed! I see that it spells "Porntax"! >:-o ;-D
Last Related:-
The Pentax Sex Party Continues..
Wednesday, April 24, 2013
Ricoh GXR is Discontinued
After three years and some months, the GXR has completed its historical duty. News via Photo Rumors.
FF Officially Confirmed! Latest Interview with the Head of Pentax Ricoh China at the Chinese P&E 2013


(Left: Mr. Tomoyoshi Shibata, the Managing Director and General Manager of Pentax Ricoh China (Shanghai) Company; Right: Pentax Ricoh at P&E 2013, Beijing, China.)
Read this interview, in Chinese:-
http://www.pcpop.com/doc/0/900/900149.shtml
The key points of what are told by the MD are as follows:-
1. The sales of the MX-1 has been quite good.
2. The sales of the K-01 is actually very good. It is a case that the demand is more than supply. (Oh really? :-o)
3. A professional class APS-C *Pentax* camera is being planned.
4. Pentax will continue to develop new pancake lenses and will develop and evolve the K-mount so as to meet the market needs. (The Head was asked about the latest development of the Pentax *mirrorless* system and this is his answer.)
5. A Pentax FF camera is under development. It will be a type that is different from all the others'.
6. The Pentax 645D is not threated by the Nikon D800/E which is considered to be a camera not targeted clearly for a specific market segment than what the 645D has been. (Replacement of the ageing 645D is not mentioned.)
In contrast, in the last year's interview with the same guy in the P&E 2012 (in Chinese), the Head actually refused to confirm the development and existence of a Pentax 135 FF (what he told was only "studying", but this year it is completely different! :-D
Last but not least, below are some photos of the exhibition. It seems the PR booth is not as popular and crowded as the other brands':-
.
Time (UTC +0800):
13:04
FF Officially Confirmed! Latest Interview with the Head of Pentax Ricoh China at the Chinese P&E 2013
2013-04-24T13:04:00+08:00
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Tuesday, April 23, 2013
More Watch from Pentax Ricoh! (Now the Q Watch!)

See: http://www.eprice.com.hk/dc/talk/1442/3660/1/ (in Chinese)
Just shortly after Ricoh Pentax has marketed their new K and GR Watches, the Q Watch is now bundled when one buys the custom colour Q10 kit set. So, now I can safely declare that Pentax Ricoh has successfully transformed into a Watch Company for what it markets and sells. Congrats! ;-p
Time (UTC +0800):
13:19
More Watch from Pentax Ricoh! (Now the Q Watch!)
2013-04-23T13:19:00+08:00
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Monday, April 22, 2013
For Those Who Thinks the K-01 is the "Best Pentax Video Camera Ever"..
(Above: A professional setup for video shooting using the K-01, for details of the parts and accessories used, click here.)
"It is close, but not yet there"! This pro-user gave up! No matter how he had tried to make it, but in vain! >:-(
http://www.whatblogisthis.com/2012/03/so-close-yet-so-far.html
In short, the two killing major technical problems and design limitations:-
1. Focus peaking is not available during video recording (but then this is essentially a MF cam);
2. Video/HDMI video-out works ONLY in PLAYBACK mode, but NOT in RECORDING mode!
So, the Prime M processor is yet helpless. In fact, my ancient NEX-3 does a better job here, regarding the above.
Time (UTC +0800):
07:44
For Those Who Thinks the K-01 is the "Best Pentax Video Camera Ever"..
2013-04-22T07:44:00+08:00
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Yet Another Late K-5IIs Vs K-5 Comparison Review
http://info.xitek.com/pzreview/xitektest/201304/15-119843.html
(in Chinese)
The pictures and crops speak themselves. Whilst the resolution of the K-5IIs images are obvious higher, the very blueish/cold plus dark response of the sensor/camera is also easily noted. Btw, I found that the overall colour response of the original K-5 was somehow blueish already. So, now the K-5II/s is yet even more "bluer"?! >:-o
Last Related:-
After More Than Half a Year, DPR's Half-baked Review(s) on the K-5II and IIs are Published!
(in Chinese)
The pictures and crops speak themselves. Whilst the resolution of the K-5IIs images are obvious higher, the very blueish/cold plus dark response of the sensor/camera is also easily noted. Btw, I found that the overall colour response of the original K-5 was somehow blueish already. So, now the K-5II/s is yet even more "bluer"?! >:-o
Last Related:-
After More Than Half a Year, DPR's Half-baked Review(s) on the K-5II and IIs are Published!
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