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Panasonic GX80/85 Φωτογραφία
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<blockquote data-quote="kbouk" data-source="post: 1057632365" data-attributes="member: 20882"><p><strong>Απάντηση: Re: Νέα Panasonic GX80/85</strong></p><p></p><p>Eπιτέλους εκαναν και αλλαγες στο μηχανισμό του κλείστρου για να βελτιωθεί το φαινόμενο του shutter shock υιοθετώντας πρωτη ηλεκτρονική κουρτίνα στο μηχανικο κλείστρο:</p><p></p><p>Redesigned shutter</p><p></p><p>The GX85 hasn't simply been assembled from a bin of existing parts, though. It becomes the first Panasonic to use an electromagnetically driven shutter, rather than the motor and spring arrangement used in existing models.</p><p>Και επιτέλους έκαναν και αλλαγές στον μηχανισμό κλείστρου για την αποφυγη shutter shock με χρήση πρωτης ηλεκτρονικής κουρτίνας στο μηχανικό κλείστρο:</p><p></p><p><img src="http://1.static.img-dpreview.com/files/p/E~TS589x442~articles/1025794424/PanasonicGX85-New.jpeg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>This allows the shutter to be opened and closed in a more controlled manner, reducing the impact of any shutter shock, as well as making the shutter operation quieter. The new design doesn't appear to introduce much in the way of compromise: the maximum mechanical shutter speed is 1/4000 seconds, and the flash sync speed is 1/160th. This is a little bit behind the GX8's 1/8000th mechanical shutter a 1/250th sync speed but is a match for the less expensive G7 model.</p><p></p><p>Panasonic, rather cautiously, only says that the new shutter reduces shake, not that it eliminates it. We're told that an electronic first-curtain shutter (which obviates the need to open the mechanical shutter to start an exposure, essentially eliminating shutter shock), would require faster sensor read-out.</p><p></p><p><strong>Το σημαντικό σε σχέση με την σταθεροποιηση είναι ότι μάλλον δουλευει και σε 4κ :</strong></p><p></p><p>Panasonic says that the IS continues to work in all 5 axes when you're shooting 4K video - the first camera we can think of that does this. The digital component of IS used in video requires the camera to read lines off the sensor above and below the standard output region, then use gyro sensors to predict where on the sensor the original framing is now being projected. Most sensors can't read out a large enough section of the sensor fast enough to stabilize 4K video, but the GX85 claims to do so.</p><p></p><p>Υ.Σ</p><p>To ΕVF αποτι διαβασα ειναι 16:9 κατι που δεν με ενθουσιαζει φωτογραφικά</p><p></p><p>The viewfinder is borrowed from the GX7 but it no longer hinges upwards. Its 2.7 million-dot equivalent resolution translates as 1280 x 720 pixels refreshed one color at a time (a process called field sequential update). This is a 16:9 aspect ratio, which is fairly unusual. Like the GX7, the GX85's rear screen tilts up and down, and is touch-sensitive. It's a 3:2 aspect ratio panel with 1.04M-dots, which works out as 700 x 480 pixels.</p></blockquote><p></p>
[QUOTE="kbouk, post: 1057632365, member: 20882"] [b]Απάντηση: Re: Νέα Panasonic GX80/85[/b] Eπιτέλους εκαναν και αλλαγες στο μηχανισμό του κλείστρου για να βελτιωθεί το φαινόμενο του shutter shock υιοθετώντας πρωτη ηλεκτρονική κουρτίνα στο μηχανικο κλείστρο: Redesigned shutter The GX85 hasn't simply been assembled from a bin of existing parts, though. It becomes the first Panasonic to use an electromagnetically driven shutter, rather than the motor and spring arrangement used in existing models. Και επιτέλους έκαναν και αλλαγές στον μηχανισμό κλείστρου για την αποφυγη shutter shock με χρήση πρωτης ηλεκτρονικής κουρτίνας στο μηχανικό κλείστρο: [IMG]http://1.static.img-dpreview.com/files/p/E~TS589x442~articles/1025794424/PanasonicGX85-New.jpeg[/IMG] This allows the shutter to be opened and closed in a more controlled manner, reducing the impact of any shutter shock, as well as making the shutter operation quieter. The new design doesn't appear to introduce much in the way of compromise: the maximum mechanical shutter speed is 1/4000 seconds, and the flash sync speed is 1/160th. This is a little bit behind the GX8's 1/8000th mechanical shutter a 1/250th sync speed but is a match for the less expensive G7 model. Panasonic, rather cautiously, only says that the new shutter reduces shake, not that it eliminates it. We're told that an electronic first-curtain shutter (which obviates the need to open the mechanical shutter to start an exposure, essentially eliminating shutter shock), would require faster sensor read-out. [B]Το σημαντικό σε σχέση με την σταθεροποιηση είναι ότι μάλλον δουλευει και σε 4κ :[/B] Panasonic says that the IS continues to work in all 5 axes when you're shooting 4K video - the first camera we can think of that does this. The digital component of IS used in video requires the camera to read lines off the sensor above and below the standard output region, then use gyro sensors to predict where on the sensor the original framing is now being projected. Most sensors can't read out a large enough section of the sensor fast enough to stabilize 4K video, but the GX85 claims to do so. Υ.Σ To ΕVF αποτι διαβασα ειναι 16:9 κατι που δεν με ενθουσιαζει φωτογραφικά The viewfinder is borrowed from the GX7 but it no longer hinges upwards. Its 2.7 million-dot equivalent resolution translates as 1280 x 720 pixels refreshed one color at a time (a process called field sequential update). This is a 16:9 aspect ratio, which is fairly unusual. Like the GX7, the GX85's rear screen tilts up and down, and is touch-sensitive. It's a 3:2 aspect ratio panel with 1.04M-dots, which works out as 700 x 480 pixels. [/QUOTE]
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