Technology Tales

Adventures in consumer and enterprise technology

TOPIC: PANASONIC

A Look at a Compact System Camera

4th September 2013

In August, I acquired an Olympus Pen E-PL5, and I'm still getting used to it. Its main appeal was combining SLR functionality with compact camera size. This was an upgrade from my Canon PowerShot G11 without the bulk of a larger camera.

Olympus Pen E-PL5

When I considered Canon's EOS M before choosing the E-PL5, I was put off by its slow autofocus. The lack of a mode dial was another concern, though its APS-C sensor and price of around £399 were attractive (and I liked Canon's tendency to overexpose when examining images from an old Canon EOS 10D). After seeing a camera comparison in Practical Photography, I bought that issue. They preferred the similarly priced Olympus Pen E-PM2 over the Canon. Though a Panasonic won the test, I was interested enough in the Olympus to research further. Unlike the E-PM2 and EOS M, the E-PL5 has both a mode dial and extra grip, so I chose it despite the higher price. I had noticed discounted Olympus Pen models before, but this purchase was a more deliberate investment.

Breaking my usual preference for black cameras for variety's sake, I chose the silver E-PL5 from the three available colours (black, silver and white). The body is very compact, with the lens taking up most of the bulk. The standard 14-42 mm zoom means this isn't a shirt-pocket camera, so I bought a black Lowepro Apex 100 AW case. The case fits the camera snugly, making me wonder if I should have chosen a larger one, but it's working well. To protect the lens during outings, I also added a 37 mm Hoya HMC UV filter. The lens's plastic construction extends further than I expected and doesn't fully retract into its housing like some of my Sigma lenses.

On my first test run, I needed to work out how to hold the camera. My Canon PowerShot G11's powered zoom and autofocus made it more intuitive to hold, as was true for any SLR I've used. Holding the small body while adjusting the zoom lens was awkward at first. Eventually, I learned to steady the body with my right thumb (the curved thumb grip on the back holds a thumb vertically) while freely adjusting the lens with my left hand. An electronic viewfinder instead of the screen would have made things easier, but they're expensive, and I had already spent enough.

After learning to hold the camera, I needed to adjust to its exposure characteristics. From my experience, it tends to overexpose. Though I set it to store raw (ORF) files that can be fixed later, I prefer more control during capture. Also, I haven't found a spot or partial metering button like those on my SLR or G11. This means either using exposure compensation with aperture priority mode or switching to fully manual exposure. Other familiar modes are available (shutter priority, program, automatic, etc.). While getting familiar with the camera, I'm using bracketing after setting ISO to 400, increasing screen brightness and adding histograms to playback views. As my grip becomes more secure, I'm using the dial to adjust settings like aperture (f/16 remains my favourite despite what others think about micro four thirds sensor size) and compensation, keeping scenes consistent to test the camera's response to changes.

Though I'm still learning, I'm seeing pleasing results that encourage me to continue; some remind me of my Pentax K10D. The E-PL5 is slower to use than the G11, but that's often beneficial for photography. Being forced to slow down in our hectic world is another advantage. The G11 is seeing less use now, with sunny days offering chances for more experimentation and familiarisation. My introduction to compact system cameras has shown they're very different from compact fixed lens cameras or SLRs. Neither type is truly replaced; instead, a new category has emerged.

An avalanche of innovation?

23rd September 2010

It seems that, almost despite the uncertain times or maybe because of them, it feels like an era of change on the technology front. Computing is the domain of many of the postings on this website, and a hell of a lot seems to be going mobile at the moment. For a good while, I managed to stay clear of the attractions of smartphones until a change of job convinced me that having a BlackBerry was a good idea. Though the small size of the thing really places limitations on the sort of web surfing experience that you can have with it, you can keep an eye on the weather, news, traffic, bus and train times so long as the website in question is built for mobile browsing. Otherwise, it's more of a nuisance than a patchy phone network (in the U.K., T-Mobile could do better on this score, as I have discovered for myself; thankfully, a merger with the Orange network is coming next month).

Speaking of mobile websites, it almost feels as if a free for all has recurred for web designers. Just when the desktop or laptop computing situation had more or less stabilised, along came a whole pile of mobile phone platforms to make things interesting again. Familiar names like Opera, Safari, Firefox and even Internet Explorer are to be found popping up on handheld devices these days along with less familiar ones like Web 'n' Walk or BOLT. The operating system choices vary too, with iOS, Android, Symbian, Windows and others all competing for attention. It is the sort of flowering of innovation that makes one wonder if a time will come when things begin to consolidate, but it doesn't look like that at the moment.

The transformation of mobile phones into handheld computers isn't the only big change in computing, with the traditional formats of desktop and laptop PC's being flexed in all sorts of ways. First, there's the appearance of netbooks, and I have succumbed to the idea of owning an Asus Eee. Though you realise that these are not full size laptops, it still didn't hit me how small these were until I owned one.  They are undeniably portable, while tablets look even more interesting in the aftermath of Apple's iPad. Though you may call them over-sized mobile photo frames, the idea of making a touchscreen do the work for you has made the concept fly for many. Even so, I cannot say that I'm overly tempted, though I have said that before about other things.

Another area of interest for me is photography, and it is around this time of year that all sorts of innovations are revealed to the public. It's a long way from what, we thought, was the digital photography revolution when digital imaging sensors started to take the place of camera film in otherwise conventional compact and SLR cameras, making the former far more versatile than they used to be. Now, we have SLD cameras from Olympus, Panasonic, Samsung and Sony that eschew the reflex mirror and prism arrangement of an SLR using digital sensor and electronic viewfinders while offering the possibility of lens interchangeability and better quality than might be expected from such small cameras. Lately, Sony has offered SLR-style cameras with translucent mirror technology instead of the conventional mirror that is flipped out of the way when a photographic image is captured.  Change doesn't end there, with movie making capabilities being part of the tool set of many a newly launched compact, SLD and SLR camera. The pixel race also seems to have ended though increases still happen as with the Pentax K-5 and Canon EOS 60D (both otherwise conventional offerings that have caught my eye, though so much comes on the market at this time of year that waiting is better for the bank balance).

The mention of digital photography brings to mind the subject of digital image processing and Adobe Photoshop Elements 9 is just announced after Photoshop CS5 appeared earlier this year. It almost feels as if a new version of Photoshop or its consumer cousin is released every year, causing me to skip releases when I don't see the point. Elements 6 and 8 were such versions for me, so I'll be in no hurry to upgrade to 9 yet either, even if the prospect of using content aware filling to eradicate unwanted objects from images is tempting. Nevertheless, that shouldn't stop anyone trying to exclude them in the first place. In fact, I may need to reduce the overall number of images that I collect in favour of coming away with only the better ones. The outstanding question on this is: can I slow down and calm my eagerness to bring at least one good image away from an outing by capturing anything that seems promising at the time? Some experimentation but being a little more choosy can save work later on.

While back on the subject of software, I'll voyage in to the world of the web before bringing these meanderings to a close. It almost feels as if there are web-based applications following web-based applications these days, when Twitter and Facebook nearly have become household names and cloud computing is a phrase that turns up all over the place.  In fact, the former seems to have encouraged a whole swathe of applications all of itself. Applications written using technologies well-used on the web must stuff many a mobile phone app store too and that brings me full circle for it is these that put so much functionality on our handsets with Java seemingly powering those I use on my BlackBerry. Then there's the spat between Apple and Adobe regarding the former's support for Flash.

To close this mental amble, there may be technologies that didn't come to mind while I was pondering this piece, but they doubtless enliven the technological landscape too. However, what I have described is enough to take me back more than ten years ago, when desktop computing and the world of the web were a lot more nascent than is the case today. Then, the changes that were ongoing felt a little exciting now that I look back on them, and it does feel as if the same sort of thing is recurring though with things like phones creating the interest in place of new developments in desktop computing such as a new version of Window (though 7 was anticipated after Vista). Web designers may complain about a lack of standardisation, and they're not wrong, yet this may be an era of technological change that in time may be remembered with its own fondness too.

A new acquisition

16th January 2010

Back in the early days of this blog, I mulled over the idea of having a high-end digital compact camera to complement a DSLR that then was delivering very dusty images; that Canon EOS 10D was cleaned since then and comes in for occasional use to this day. That was nearly three years ago, and a first generation Ricoh GR Digital was the item that then was catching my eye. At the time, I failed to justify spending that much money on such a thing and ended up acquiring a new Pentax K10D DSLR instead. The question that rattled about my head was this: what was the point of spending DSLR money on a compact camera? It is one that never really went away and comes to mind when you see the prices of interchangeable lens compacts like Olympus' Pen and equivalent offerings from Panasonic and Ricoh (there, it's interchangeable lens units rather than actual lenses).

The strongest counterpoint to the cost conundrum is the little matter of size. SLR (film or digital) cameras are sizeable things, and there is a place for having something that drops into a pocket. It is that which has propelled me into taking delivery of a Canon PowerShot G11. It may need a good-sized pocket but, unless you are going out with no jacket, it shouldn't be a problem most of the time. For those shorter sorties when I don't fancy bringing an SLR out, it is well-built and looks the business, though some acclimatisation is to make the best of the knobs, buttons and menus. Nevertheless, the included manual will help with this process (there's a paper quick start guide and more detailed documentation on CD).

Canon PowerShot G11

The camera hasn't seen extensive use just yet, so here are a few early impressions. Firstly, there's the matter of size: it's even smaller than the first camera that I ever bought (more than fifteen years ago) and that was a Ricoh 35 mm compact film camera. That comparison is even more striking when you consider the feature sets. The Ricoh was a fixed 35 mm lens affair with things like date and time stamping, ISO choice and a nod towards scenic mode selection. In contrast, the much newer Canon is loaded with the sorts of things that normally are found almost exclusively on SLR's, starting with its effective 28-140 mm focal length range.

Exposure modes such as manual, aperture priority and shutter priority complement scene-based modes and another for movies (not a concern of mine, it has to be said). As if that weren't enough, there's exposure compensation too. It came as a surprise to me to find a form of manual focussing included, though it is not as convenient as turning a focussing ring on a lens. While you can see the inbuilt flash above, there's also a hot shoe and a place to attach a tripod too. Settings like white balance and file format are accessed using the Function/Set button, with the lever underneath the shutter release button controlling the focal length of the lens. In addition, there's also image stabilisation, and that's important when you're using live view to compose a photo. Spot metering and focal point selection are other things that find their way into the package. Some may be excited by other things, but exposure and focussing are essential for any photographic efforts.

An optical viewfinder is included, and it has diopter settings too, but my first impressions are that live view through the rear screen trumps it and I see no need for such things on SLR's. That also flips out from the camera body and can be rotated either for self-portraiture or for folding back in on the camera body for use like a non-articulated screen. Another use is with those occasions when the subject means holding the camera in positions that would be impossible with a conventional screen; holding the camera over your head or down low on the ground are the sorts of situations that come to mind.

Of course, there's more there than those features that I have listed, and the specifications on the Canon website are as good a place to start as any. So far, my only testing has taken the form of cursory checks and to make sure that the thing works properly. Still, this has given me more of a feel for the camera and how it operates. As you'd expect, high ISO settings are noisy, only for a bigger surprise to be that the smallest aperture setting is f/8. Being used to SLR's, I was expecting to get the likes of f/16 on there, but a spot of internet investigation indicated that I should have been taking the size of the sensor into account with my expectations. Any trials so far have been in dull weather, so I'd need to use it in a wider variety of conditions before giving it the sort of wider appraisal that you'd find in the likes of Outdoor Photography (who liked it, it has to be said). For what it's worth, I have found no major criticism so far, though I cannot see it usurping my SLR's not as if that ever was the intention anyway.

A rake of new cameras

30th August 2007

Nikon D300The websites of Amateur Photographer and Tech.co.uk are good places to find out what is happening in the world of digital cameras, which is just as well given the recent camera launching frenzy. It all seemed to start off with Canon's EOS D40 and EOS 1Ds Mark III.

Even if the former seemed to be a case of playing catch up, I still think that Canon should have used the opportunity to pull ahead, at least in the megapixel stakes; Sony is working on a 12 megapixel offering and could be about cause of 12 megapixel sensors becoming the norm for consumer digital SLR's like they did with the 10 megapixel level. While I realise that megapixels aren't everything, it has seemed to go like that thus far.  Playing catch up doesn't apply to the 1Ds Mark III given its having a monster sensor resolution of 21 megapixels and, needless to say, the improvements to the favoured DSLR of landscape photographers don't stop there.

Nikon were also in the fray with new 12 MP offerings: D300 for the enthusiast and D3 for the professional. The sensor in the latter interestingly features a sensor that sits between full frame and the more usual APS-C sizes. Panasonic has also announced a new DSLR, while a number of manufacturers have new digital compacts on the market too. All the previous makers have something, as does Olympus. It was astonishing to see this all happening at once, yet I suppose that's how it goes. Though IFA has been on over the last week, some launches preceded this; it's usually something big like Photokina that results in this sort of thing...

Update: I have discovered since the Nikon's D3 has a sensor sized in the full frame domain. It might be 36mmx23.9mm rather than 36mmx24mm, but the FX format comes extremely close and the advent of full frame DSLR's being purveyed by a number of manufacturers may be upon us.

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