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كاميرات 613623



عزيزي الزائر / عزيزتي الزائرة يرجي التكرم بتسجبل الدخول اذا كنت عضو معنا
او التسجيل ان لم تكن عضو وترغب في الانضمام الي اسرة المنتدي
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المواضيع الأخيرة

» كل عام وأنتم بخير
كاميرات I_icon_minitimeالأحد أغسطس 16, 2009 12:01 pm من طرف احمد صفوان

» رمضان كريم
كاميرات I_icon_minitimeالجمعة أغسطس 14, 2009 11:50 am من طرف المشرف العام (باسل)

» لأهداف السلوكية :
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 9:51 pm من طرف الزعيم

» الوحدة التاسعة
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 9:49 pm من طرف الزعيم

» الأهداف السلوكية
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 9:47 pm من طرف الزعيم

» الهمزة المتوسطة على الياء
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 4:39 pm من طرف المشرف العام (باسل)

» تدريب التلاميذ على بعض المهارات الإملائية التي سبقت دراستها
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 4:37 pm من طرف المشرف العام (باسل)

» ـ تضعيف الحروف " الشدة
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 4:35 pm من طرف المشرف العام (باسل)

» الوحدة الثانية الجزء الأولأولا : حروف المـــد : ـ
كاميرات I_icon_minitimeالسبت يوليو 11, 2009 4:34 pm من طرف المشرف العام (باسل)

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    مُساهمة  المشرف العام (باسل) الجمعة يونيو 26, 2009 10:25 pm

    Preview based on a pre-production E-P1 (Firmware V0.9)

    From the OM system 35mm SLRs and lenses to the XA series rangefinders and the half-frame Pen models, Olympus has for at least half a century been notable for producing cameras that are smaller than their competitors without sacrificing quality or functionality. And they haven't stopped; the E-450 and its predecessors are still the world's smallest digital SLRs, and the new E-620 is considerably smaller than similarly specified competitors (finally realizing the 'smaller format, smaller camera' promise we were all sold on when Four Thirds originally launched).

    The apex of this miniaturization was surely the Pen F and it's variants - the interchangeable lens versions of the hugely popular Pen series (over 17 million of the various models were sold between 1959 and the mid 80's when half-frame finally died out). A fully-fledged single lens reflex camera that was smaller than most rangefinders (thanks to it's half frame film format), the Pen F was innovative, it was stylish and, in 1963 when it was launched, it was universally lauded, and 45 years later enjoys true classic status.

    The first Micro Four Thirds camera from Olympus pays unabashed homage to the Pen F; from the classic styling to the long running teaser campaign running in print and online, the E-P1 doesn't just wear its influences on its sleeve; it shouts about them from the rooftops (and is referred to in some parts of the world as the 'Digital Pen'). There's even a subtle engraving on the chrome edge of the top plate that reads 'Olympus Pen Since 1959'.

    Not that we're complaining; for years now we've been imploring every manufacturer who would listen to us to build a non-reflex interchangeable lens camera around a large sensor, and the E-P1's styling (and all metal construction) harks back to the glory days of the mechanical camera in the 60's and 70's, when men were men and cameras were built like swiss watches (a design trend started by Panasonic with cameras like the LC-1 and LX series, if truth be told). Perfect it ain't, but when we first saw the E-P1 we couldn't have been happier, and we just wanted to run off with it and start taking pictures.
    It's not hard to see where Olympus got the inspiration for the 'Pen Digital'' the Pen FT was an innovative half frame SLR that won many fans (despite its flaws) and remains a highly collectible classic 40 years later.
    كاميرات EP1_pen-001

    The E-P1 was designed from the outset to be as small as possible using current components and this philosophy led to the decision (not, I'm sure, taken lightly) to leave out both viewfinder and built-in flash. The FL-14 flashgun overcomes the latter, but the optional viewfinder attachment won't help anyone using the zoom lens, and the lack of anything to peer through, especially on bright days when the LCD gets washed out by the sun, will undoubtedly put some potential purchasers off. Though, once they get their hands on the camera, I suspect many will be won over by its undoubted charms.
    Key features



    The E-P1 is, essentially, an Olympus E-620 (and by extension an E-30 in most respects) crowbarred into a compact, rangefinder-style body. Aside from the changes necessitated by the removal of the mirror and optical viewfinder - and a slight firmware upgrade (for new live view features, improved image processing) it is as fully fledged as any mid-range SLR. This is quite an achievement.

    Interestingly Olympus hasn't just popped the sensor from the E-30 into a smaller body; they've been working hard under the hood too, and the 12.3 MP sensor has had a bit of an upgrade to increase resolution and sharpness - plus a few fixes that show they've been listening to reviewers and users (such as adding the option to apply Art Filters to raw files in-camera). The image quality boost been achieved by the use of a lighter low pass filter and a powerful new processor (the TruePic V), which offers better moiré removal and improved high ISO performance - plus of course the ability to capture HD movie clips. Otherwise the key feature list is pretty similar to Olympus's latest DLSR offerings.

    • 12.3 Megapixel Live MOS Sensor
    • Two new kit lenses (14-42mm M.Zuiko and 17mm F2.8 Pancake)
    • TruePic V image processor
    • 3.0" LCD screen (fixed, 230k dot resolution)
    • HD movies (720p) with stereo sound
    • Linear PCM sound recording
    • 3.0 fps sequential shooting
    • Built-in IS with max. 4 EV steps efficiency
    • Optional Adapters for all ZUIKO DIGITAL & OM lenses
    • Newly developed GUI for easier operation via Live Control
    • Automatic recognition of common scenes possible with i-Auto
    • Dual control dials
    • Face Detection & Shadow Adjustment
    • Art Filters, multi-aspect ratios, multi exposure
    • In-camera raw conversion (including application of Art Filters)
    • Small & stylish design

    Micro Four Thirds

    كاميرات MicroFourThirdsDiag2-001


    Olympus and Panasonic announced the new, mirrorless format / lens mount based on (and compatible with) Four Thirds in August of last year. The Micro Four Thirds system uses the same sensor size (18 x 13.5 mm) but allows slimmer cameras by removing the mirror box and optical viewfinder. The new format has three key technical differences: (1) roughly half the flange back distance (distance from mount to the sensor), (2) a smaller diameter lens mount (6 mm smaller) and (3) two additional contact points for lens-to-body communication (now 11 points). Removing the mirror mechanism allows this shorter flange back distance, meaning lenses for the new mount can be considerably smaller than current Four Thirds designs. The format requires framing to be carried out using Live View on either the LCD monitor or an EVF. Existing Four Thirds lenses can be used on Micro Four Thirds cameras using an adapter.
    Below you can see the advantage of Micro Four Thirds; the E-P1 is considerably smaller than the E-450, itself no giant (it's the smallest SLR on the market). Shown here with the new collapsible 14-42mm M.Zuiko kit lens, it's surprising to think that the E-P1 is actually a considerably higher spec camera (with a bigger screen, in-body image stabilization and a feature set closer to the semi-pro E-30).
    كاميرات EP1vsE450-001

    So is this the camera we've been waiting for? After years of hectoring all the manufacturers to give us what we had in the days of film (a small camera that takes pictures as well as an SLR) is the E-P1 a camera we'd actually reach into our own pockets for? Of course it's far too soon to tell; we've only seen cameras with beta firmware and have no idea what the image quality is like, and the samples we've tried have very slow focus in anything but perfect light, but as a camera it's hard not to feel a little frisson of desire when you get an E-P1 in your hands.
    We're now waiting impatiently for a reviewable sample (and I'm sure there's a few of you out there interested to see what the E-P1 can do). For now you can sate your thirst for information with this comprehensive preview (that's presuming after all the leaks over the last week or so there's anything left you haven't seen on rumor sites).
    The E-P1 shares its nostalgic design philosophy with the Panasonic Lumix LX3; a camera popular with precisely the same enthusiast photographers that Olympus is targeting with the new system.
    كاميرات EP1vslx3-001
    كاميرات Gray
    If you're new to digital photography you may wish to read the Digital Photography Glossary before diving into this article (it may help you understand some of the terms used).

    Conclusion / Recommendation / Ratings are based on the opinion of the reviewer, you should read the ENTIRE review before coming to your own conclusions.

    Images which can be viewed at a larger size have a small magnifying glass icon in the bottom right corner of the image, clicking on the image will display a larger (typically VGA) image in a new window.

    To navigate the review simply use the next / previous page buttons, to jump to a particular section either pick the section from the drop down or select it from the navigation bar at the top.

    DPReview calibrate their monitors using Color Vision OptiCal at the (fairly well accepted) PC normal gamma 2.2, this means that on our monitors we can make out the difference between all of the (computer generated) grayscale blocks below. We recommend to make the most of this review you should be able to see the difference (at least) between X,Y and Z and ideally A,B and C.

      الوقت/التاريخ الآن هو الجمعة نوفمبر 22, 2024 9:09 pm