Saturday, October 10, 2009
From World Pentax Day, Oct. 10, 2009
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Friday, October 09, 2009
World Pentax Day and SyncSnap
PentaxForums have organized another World Pentax Day for Saturday Oct. 10th. If you have a Pentax camera, get out there and take some pictures to share. Then within the next 2 weeks, submit your photos to the special online gallery at PentaxForums.com (with everyone else's photos taken on that same day) and bask in the communal glory (or your monitor's glow). Easy as pie!
1. Although you may submit entries at any time, the photo must be taken on Pentax Day (October 10th, 2009), between midnight and midnight in your time zone. Please leave all EXIF information intact. You may submit up to three photos.
2. The photo must be taken with a Pentax camera (DSLR, Film, or compact)
3. The photo's largest dimension should be between 800 and 900 pixels.
4. The photo should be submitted to the PentaxForums.com User Photo Gallery. Click the "Upload" link located in the navbar to add your photo. You must be logged in. You will be able to upload between 10/10/2009 and 10/24/2009. After this period, only viewing will be allowed for the event gallery. The gallery is located here: http://www.pentaxforums.com/gallery/category-26-pentaxium-world-pentax-day-october-2009.html
What is the World SyncSnap? The World SyncSnap is a chance for Pentax users around the world to snap their shutters in unison, capturing our images all at the same time. Think of it as the Pentaxium’s little brother. Where the Pentaxium lasts one entire day, the SyncSnap begins and ends within the blink of an eye…or, more appropriately, the opening and closing of a shutter.
How does it work? You’re given the date and time of the SyncSnap for the Greenwich Mean Time (GMT) time zone. All you need to do is adjust the date and time for your time zone, grab your Pentax camera, and snap your shutter at exactly the right moment, along with the rest of us.
GMT is not adjusted for daylight savings. Use this site to figure out what time it will be in your area with respect to GMT: GMT: Greenwich Mean Time - World Time / Time in every Time Zone
Where do I post my photograph? There is a dedicated event category in our gallery at this URL: User Photo Gallery - Pentax World SyncSnap. When uploading your photo, title it with the following information:
Event number, your username, and the location where the image was captured.
Example, If you captured the image in Philadelphia, PA, USA:
SyncSnap1, DanLoc78, Philadelphia, PA, USA
Make sure you also specify what lens and camera was used in the fields provided. The camera must be a Pentax!
*Try your best to capture your photo at the exact time specified. A few seconds off here or there doesn’t really matter.
SyncSnap Time Key, adjusted for DST in the US:
London, 12:00am, Saturday 17th, Oct.
Central Europe, 1.:00am, Saturday 17th, Oct.
Sydney, 11:00am, Saturday 17th, Oct.
Brisbane, 10:00am, Saturday 17th, Oct.
New York, 8.00pm, Friday 16th, Oct.
LA,5.00pm, Friday 16th, Oct.
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Wednesday, September 23, 2009
Pentax K-7 Designer's Notes: Takeharu Shin, Development Dept. User Interface Designer
Here is the second of the "designer's notes" from Pentax's team that built the K-7. These notes come from Pentax Japan and are reproduced here as translated by Pentax (I've touched it up a bit where the translation was a little problematic). Using the K-m as inspiration for button locations, customizing the use of the OK button to quickly change ISO (in addition to the new ISO button), and making digital filters easier to combine were all a part of the strategy for the Pentax K-7.
Pentax Imaging System Division, Development Department
Single-handed operationOnce the basic camera body design was completed, the user-interface designers turned their attention to the K-7’s operation system. Again, the downsized body and the incorporation of a large three-inch LCD panel on the back were major challenges, and the designers soon realized that they could not use the controller layout employed in the K20D and other models.
The solution was found rather easily, in the single-handed operation system featured in the K-m, an entry-class model that went through drastic downsizing. After discussing the feasibility with the camera body designers and mechanical engineers, it was confirmed that they were working in the same direction. Soon, the user-interface designers started designing for the ideal positions to install two electronic dials, so that they could adopt the two-dial configuration used in Pentax’s medium-class models to accommodate single-handed operation.
In fact, a medium-class model requires more controllers than an entry-class model, so it was physically impossible to place all of them on the grip side. Even if they could fit within a limited space, they would be placed so close together that they would be impractical to use. The decision was made to classify the controllers into two groups: those for shooting, and those for playback. The former group would be placed on the grip side of the camera’s back panel, while the latter would be positioned at the left shoulder of the back panel. This layout successfully allowed single-handed control of all shooting modes.
New independent ISO button, added to complete the direct-access exposure control system
One Pentax concept is to promote the active use of ISO sensitivity as a parameter for deciding exposure in digital photography. To support this, we created the innovative Sv and TAv exposure modes for the K10D. This concept has been inherited by every Pentax digital SLR camera marketed since.
To further facilitate sensitivity setting operations, a new ISO button was added to the K-7, positioned side-by-side with the ± (exposure compensation) button just behind the shutter release button. This layout gives the user direct access to all essential exposure parameters — aperture, shutter speed, sensitivity and exposure compensation.

To make user customization of the Pentax-original two-dial control system easier, the K-7’s status screen is programmed to display aperture, shutter-speed, sensitivity and exposure-compensation settings as its main data. As a result, the user can check the customization status of the two electronic dials with just a quick glance.
More versatile four-way controller
Following the thorough review of controller layout, several shooting functions are now assigned to the K-7’s four-way controller keys, with each of the four keys featuring an icon representing the function assigned to it for easy, at-a-glance recognition. These keys also give direct access to the desired functions to facilitate setting changes, further enhancing the camera’s operability.

One setback, however, was that these controller keys are also used to shift the AF sensor point during shooting.* To solve this problem, the four-way controller keys can be switched back and forth to perform two different functions: either to recall shooting functions, or to shift the AF sensor point. The user-selected function can then be easily confirmed on the status screen and in the viewfinder. One benefit of this double-function system is that the user can lock the AF sensor point, after it is shifted to the desired position.
The making of a true multi-function camera that satisfies diversified different user requirements
In addition to the drastic layout change of the controller system, a wide range of user-interfaces had to be newly developed for the K-7, including start-up, control and ending steps of different modes and display steps of various information — especially to handle real-time live-view shooting and movie recording. Along with the new design and upgraded hardware, many of the camera’s software programs had to be reviewed and reprogrammed as well to handle the new or upgraded functions. Since the K-7’s controllers have a different layout than previous models, a great deal of time and effort was needed to synchronize them and make them user-friendly.
For instance, the digital filter function — very well received with the K-m — had to be revised, because the user could not review which filters had been used after the image was processed. The K-7’s digital filter function was designed to be far more user-friendly and practical, including new features such as the history function of digital filters applied, a review function for multiple filter application steps, and a quick search function for an original image before any application of digital filters. This should encourage users to make more aggressive use of the digital filter function and create more dramatic, personalized images. And, thanks to the incorporation of the Pentax-original SR (Shake Reduction) mechanism, the K-7 features new fine image-composition adjustment and auto level compensation functions. Add to these such sophisticated functions as digital level, HDR (High Dynamic Range) and lens optical characteristics compensation, it’s easy to understand just how much the K-7 design and development team had to pack everything into the camera’s compact body!

A wide range of user customization is available with the K-7, giving it the flexibility to meet nearly every user requirements. With so much to choose from, the photographer will be able to find the exact combination of settings to meet their specific visual goals and operational preferences.
Pentax paid very close attention even to the most minute elements of camera design, because we believe that even the smallest feature could affect the K-7’s operability and maneuverability. For instance, the front electronic dial is slightly slanted for easier access by the index finder, and both electronic dials are completely coated by a rubber material to prevent slippage. The design of the wing — the hollow finger hook area to accept the photographer’s left-hand fingers — was redesigned to provide a firmer, more comfortable hold of the camera.
The meaning of the single-digit
The K-7 is the first Pentax K-series digital SLR camera with a single-digit product name — and there’s a good reason for this. The strength of a single number signifies Pentax’s pride and confidence in this new camera, and once you start shooting pictures with the K-7, you’ll immediately understand why.
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Labels: Design Study Model, Designer's Notes, K-7, Pentax
Monday, September 21, 2009
Pentax K-7 Designer's Notes: Toshihiro Hamamura, Development Dept. Product Designer
Toshihiro Hamamura
Pentax Imaging System Division Design Group, Development Department
The goal is a camera body that is the perfect partner for exclusive Limited-series lenses
At first glance, the Pentax K-7’s body may look quite different from that of previous K-series models. Unlike the delicately contoured, streamlined design employed from the K10D to the K-m, it makes use of more straight lines and shape-angled edges. However, the K-7 is not a sudden, accidental metamorphosis from previous K-series models: it is the proud successor of a Pentax legacy that dates back to the peak days of film photography.At the beginning of the development of the K-7, the camera body designers assigned to the project team were given two formidable goals to achieve. First was to design a camera body that would make it the perfect partner for top-of-the-line Limited-series lenses — invaluable assets for Pentax. Second, to downsize the camera body to the dimensions of the *ist-D (as the K20D was felt by many to be too cumbersome). In short, these goals were set to make the K-7 the flagship model of Pentax’s digital camera lineup.
Collaboration between design and engineering teams
The K-7 design team began a collaboration with the mechanical engineering team, even before the actual design process began. This included the sharing of 3D CAD data, and joint efforts to devise the most space-efficient layout and placement of all the components. Simply packing everything into the available space was not good enough; this might have a negative affect on the camera’s appearance or operability. The designers knew that good camera design had to start with a well-conceived chassis, before they could then begin adding on other parts and housings.

Making conclusions based solely on design plans often means poor results. Because K-7 designers modeled the camera using three-dimensional CAD technology at every stage from the start of work, mock-ups were available from the initial stages.
Simple is best
The most important design goal for the K-7 was a camera body that would be a perfect partner for Limited-series lenses. In other words, the camera body had to have a design simple enough to make the Limited-series lens mounted on it stand out.
The pentaprism unit — a focal point of the camera body — was traditionally polyhedron-shaped, symbolizing the glass pentaprism it housed and demonstrating the camera’s role as a precision instrument. The K-7 shares the same characteristics as the LX, Pentax’s flagship camera in the film photography era: both have been designed to be compact and lightweight, and feature sturdy, water resistant bodies. Out of respect for this renowned masterpiece, the trapezoid motif over the Pentax logo mark was revived.
This trapezoid was also used in other models in the past, including the MZ-5, MZ-S and *ist-D. The cameras carrying this shape had varied product concepts — some were compact, lightweight models developed by returning to PENTAX’s starting point as an SLR pioneer, while others were epoch-making models born out of bold challenges. They were all, however, the first models of new lineups and marked a deviation from the past. Although designed simple and plain, the trapezoid plane featured in the K-7 symbolizes the fact that this new camera belongs to the same category as those predecessors and shares the same Pentax identity and legacy with them.
Looking at the K-7 from the side, the ridge line of this pentaprism unit is simple and straight, without any obstructing indents or folds. Stair-step indents can in fact make the body appear smaller, but this visual approach was rejected with the K-7 because it could spoil the simplicity of design. The main body was trimmed down to the point where the chassis was nearly exposed in some sections. All these features make the K-7’s optical finder, with 100% field of view, appear prominent, and give the body a prestigious and dignified look, despite the compact dimensions.
A touch of analog in digital design


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Friday, September 18, 2009
Mixed Reaction to Japanese K-x Custom Colors Is Still Success
Generally, people are impressed by Pentax bending the status quo by offering bold colors for the K-x. It's good buzz. Even though no one seems to agree on which option to choose, I think the consensus has been that it's been exciting to at least have the opportunity to choose a K-x in one of 100 color combinations available in Japan. Read the comments at Online Photographer to get a sense of the elite sarcasm brigade who are disappointed in the lack of zebra stripe options.
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Thursday, September 17, 2009
A First Look At The K-x in NYC
(For a quick introduction to the K-x, see my previous post "Red. White. Blue. Black. Take Your Pic With the New K-x.")


So, it wasn't until more recently that I began to have an idea of what they were planning and I have to admit that the colors were the first things to jump out at me in the advance press materials. I reflected on that and wondered what my impression would be when I saw the colors in person. The last new DSLR camera I've really gotten close to knowing, a K20D I asked for on loan from Pentax, is one that I would never have touched if it was only in red. It's not my thing. Fender guitars in custom colors, yes. Cameras, black please (or brushed silver if black isn't available). Still, I was as curious as I get to see it up close for myself.
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Red. White. Blue. Black. Take your pic with the new Pentax K-x
For fall 2009, Pentax has a new DSLR. The K-x is a new iteration of consumer-sized DSLR based on Pentax's acclaimed digital "k" series (going back to the digital *ist cameras, really), available in 4 different colors, and for sale in special kits with bundled zoom lenses (and yes, the white and red kits come bundled with color matching 18-55mm and 50-200mm lenses, but the blue and black share basic black lenses). Black and White ship in October, with Red and Blue to follow in November. I expect those last 2 colors to be back ordered frequently.
The K-x is similar to last year's K-m (aka. K2000) DSLR, but adds a host of new features such as a 12.4 MP CMOS sensor, ISO 100-12800, Live View, improved focusing and face detection, widescreen 720p HD video capture, HDR bracketing, faster FPS (4.7) and faster curtain speed (1/6000). In many ways, this brings a bit more parity with its weather resistant big brother, the K-7. But just like Pentax's previous small DSLRs, it's a more friendly camera for casual users. Expect it to be easy to use, even with one hand. And new digital filters, like Cross Processing, introduce some fun ways for casual users to do more in-camera than ever before. Also, the K-x is still powered by AA batteries, and is compatible with most older Pentax lens systems (some with typical limitations—see the usual specs).
- Complete information is available here: http://www.pentaximaging.com/slr/K-x_Black/
- An informational video is available here: www.youtube.com/Pentaxian1

12.4 effective megapixels: The K-x incorporates a newly developed CMOS image sensor to assure high-speed image data readout and more flexibility with varying ISO sensitivity levels. With approximately 12.4 effective megapixels, this image sensor accurately reproduces true-to-life images with fine detail and rich color depth. The K-x offers a wide sensitivity range between ISO 200 and ISO 6400 and allows users to expand the sensitivity range between ISO 100 and ISO 12800 via a custom function to offer greater creative freedom to photographers.
Compact, lightweight body: The PENTAX K-x is one of the most compact, lightweight digital SLR cameras in its class. The stainless-steel chassis and overall design offer a space-efficient layout.
Widescreen HD movie recording at 1280x720 pixels at a cinematic 24 frames per second (720p24): The PENTAX K-x movie recording function* captures true-to-life movie clips in 16:9 high-definition TV proportions (1280 x 720 pixels) at a frame rate of 24 frames per second. Compatible with every PENTAX interchangeable lens ever made, the Video Capture mode opens a new world of creativity for PENTA K-x owners.
* When the PENTAX K-x’s AV output terminal is used, movie clips are viewed at normal resolution. The data must be transferred to a PC for the playback of movie clips at high-definition TV proportions (1280 x 720 pixels).
PENTAX-original SR mechanism for sharp, blur-free images: The K-x features the PENTAX-developed Shake Reduction mechanism that effectively compensates for the adverse effects of camera shake by as much as four shutter steps. This innovative mechanism extends its benefits to all PENTAX interchangeable lenses — even those designed for film-format cameras.* With this SR mechanism, the K-x produces sharp, blur-free images even under demanding conditions such as telephoto lens photography, shooting in dark or low-light setting without a flash illumination, and sunset scenes. *Lenses compatible with this mechanism: PENTAX K-, KA-, KAF-, KAF2- and KAF3-mount lenses; screw-mounted lenses (with an adapter); and 645- and 67-system lenses (with an adapter). Some functions may not be available with certain lenses.
High-speed continuous shooting at approximately 4.7 images per second: The K-x’s high-speed continuous shooting mode records as many as 17 images (in JPEG recording format) at a maximum speed of approximately 4.7 images per second. This is the fastest of all entry-class models. The K-x also features a more reliable shutter unit, which passed a demanding action test of more than 100,000 shutter releases. The top shutter speed of 1/6000 second allows the photographer to preserve sharp, crisp images of fast-moving subjects.
High-performance, high-speed PRIME II imaging engine: The K-x features the newly developed PRIME (PENTAX Real IMage Engine) II, that is an upgrade of the original PRIME imaging engine. This new imaging engine offers greater data processing speed and enhanced capability to produce higher-quality images with richer, more accurate color rendition, as well as faster transmission speed of movie data.
Live View function with Face detection of up to 16 faces: In addition to the camera’s viewfinder, the K-x features a Live View function that allows users to view subjects on the LCD monitor during shooting. The K-x also offers a choice of three different focusing modes in Live View:
- Contrast Auto Focus optimizes the focus based on the subject’s contrast.
- Face Detection Auto Focus automatically detects up to 16 faces, then selects the main subject’s face from multiple faces, and captures it in sharp focus.
- Phase Difference Auto Focus accesses the AF sensor positioned in the camera body to optimize focus on the subject.
Innovative Image Processing Functions
Digital Filter function: The K-x’s digital filter function allows users to process recorded images in a variety of creative ways within the camera and produce highly creative visual expressions. With a choice of 16 different filters including Color Extract, Retro, Soft, Starburst, Toy Camera, and more (including a custom filter for building multiple effects), photographers may apply multiple filters to a single image for customized effects.
Cross Process mode: The K-x features a new Cross Process mode that automatically and randomly adds finishing touches to exposures to create eye-catching images with unique, intriguing colors (just like images treated with Cross Process* in film photography). This mode adds a whimsical element to digital photography since photographers don’t know the results until the captured image is actually displayed on the camera’s LCD monitor.
* A film development technique that takes advantage of unconventional film developers to create a distinctive finishing touch with intriguing colors.
High-precision 11-point AF sensor: The high-precision, wide-frame SAFOX VIII autofocus system of the K-x features 11 sensor points (with nine cross-type sensors positioned in the middle) to automatically capture even off-centered subjects in sharp, crisp focus. Photographers also may select one of the sensors as a focusing point to accommodate specialized applications.Additional Features
- Custom Image modes offer high quality processing for images
- 2.7 inch, high-resolution color LCD monitor with approximately 230,000 dots of resolution
- Auto Picture mode for effortless, automatic selection of the most appropriate shooting mode, even during Live View shooting
- Status screen for easy, at-a-glance confirmation of various settings on the LCD monitor
- Ten scene modes, including Night Scene, Surf & Snow, Sunset, Kids, Museum, and more, available via simple icon selection
- PENTAX Digital Camera Utility 4 software package, with RAW-data processing and image browser functions
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Sunday, September 06, 2009
Drew Barrymore: Time Out NYC Cover

This week's cover of Time Out New York / Issue 727 (Sep 3–9, 2009) features Drew Barrymore and a Pentax K1000 SE, as a part of Time Out's NYC in Pictures series for their Photo Issue. For her part in the series, Drew presents a small gallery of 10 photos of summer in the big apple (I understand she used a disposable camera, like the other celebrities involved, not the Pentax).
Links: Time Out NYC article with Drew Barrymore
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Tuesday, July 28, 2009
Pentax K-7 Firmware Update 1.01: Selective Point Fix
Well, the cat's out of the bag! Pentax has released a fix for one of their newest cameras, the K-7 DSLR, within the same month of its US release. And as speculated, the first firmware update for the K-7 addresses the highly contentious default behaviour of the 4-way controller for some of those users frustrated by having to press the OK button to allow the controller to move the AF point.
v1.01
Added a custom function to the K-7's Custom Function menu that affects the behavior of the 4-way controller when using user-selectable focus point adjustment.
For Windows (Download zip from www.pentaximaging.com)
Mac (Download zip from www.pentaximaging.com)
(Via DPReview Forums)
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