Equipamento Sony a9

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https://www.dpreview.com/news/13089...-24mp-20fps-high-end-full-frame-sports-camera
 
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Sony’s New α9 Camera Revolutionises the Professional Imaging Market

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Groundbreaking Full-frame Mirrorless Camera Delivers Unmatched Speed, Versatility and Usability

  • World’s first full-frame stacked CMOS sensor, 24.2 MP[ii] resolution
    [*]Blackout-Free Continuous Shooting[iii] at up to 20fps[iv] for up to 241 RAW[v]/ 362 JPEG[vi] images
    [*]Silent[vii], Vibration-free shooting at speeds up to 1/32,000 sec[viii]
    [*]693 point focal plane phase detection AF points with 60 AF/AE tracking calculations per second
    [*]Extensive professional features including Ethernet port for file transfer, Dual SD card slots and extended battery life
    [*]5-axis in-body image stabilisation with a 5.0 step[ix]shutter speed advantage


The most technologically advanced, innovative digital camera that Sony has ever created, the new α9 offers a level of imaging performance that is simply unmatched by any camera ever created – mirrorless, SLR or otherwise.

The new camera offers many impressive capabilities that are simply not possible with a modern digital SLR camera including high-speed, blackout-free continuous shootingiii at up to 20fpsiv, 60 AF/AE tracking calculations per second,[x] a maximum shutter speed of up to 1/32,000 secondviii and much more. These are made possible thanks to its 35mm full-frame stacked Exmor RS™ CMOS sensor - the world’s first of its kind – which enables data speed processing at up to 20x faster than previous Sony full-frame mirrorless cameras[xi]. This unique sensor is paired with a brand new, upgraded BIONZ X processing engine and front-end LSI that maximises overall performance.

This industry-leading speed and innovative silent shootingvii is combined with a focusing system that features an incredible 693 phase detection AF points. Covering approximately 93% of the frame, the focusing system ensures that even the fastest moving subjects are reliably captured and tracked across the frame.

The new α9 also features a vibration free, fully electronic, completely silent anti-distortion shuttervii with absolutely no mechanical mirror or shutter noise, making it an extremely powerful photographic tool for any shooting situation that demands quiet operation. To ensure maximum usability and reliability, the camera features a new Z battery with approximately 2.2x the capacity of W batteries, as well as dual SD media card slots, including one that supports UHS-II cards. An Ethernet port (wired LAN terminal) is available as well, and there are i a wide variety of new settings, controls and customisability options that are essential for working professionals.

A New Standard of Speed and Focusing Accuracy

Critical to the record-breaking speed of the new α9 is the combination of the new stacked 24.2 MPiiExmor RS image sensor, new BIONZ X processor and front end LSI.

The immense processing power from these new components allows for faster AF/AE calculation while also reducing EVF display latency. The processor and front end LSI are also responsible for the larger continuous shooting buffer, enabling photographers to shoot at a blazing 20 fpsiv with continuous AF/AE tracking for up to 362 JPEGvi or 241 RAWv images.

The camera’s innovative AF system tracks complex, erratic motion with higher accuracy than ever before, with the ability to calculate AF/AE at up to 60 times per secondx, regardless of shutter release and frame capture. Further, when the shutter is released while shooting stills, the electronic viewfinder functions with absolutely no blackout[xii], giving the user a seamless live view of their subject at all times. This feature truly combines all of the benefits of an electronic viewfinder with the immediacy and “in the moment” advantages that not even the finest optical viewfinders can match, and is available in all still image modes[xiii] including high speed 20 fpsiv continuous shooting.

With 693 focal plane phase detection AF points covering approximately 93% of the frame, the camera ensures improved precision and unfailing focus in scenes where focus might otherwise be difficult to achieve. The Fast Hybrid AF system – pairing the speed and excellent tracking performance of phase detection AF with the precision of contrast AF – achieves approximately 25% faster performance when compared with α7R II, ensuring all fast-moving subjects are captured.

[ii] Approximate effective megapixels

[iii] Electronic shutter mode. At apertures smaller than F11 (F-numbers higher than F11), focus will not track the subject and focus points will be fixed from the first frame. Display updating will be slower at slow shutter speeds.

[iv] “Hi” continuous shooting mode. The maximum frame rate will depend on the shooting mode and lens used. Visit Sony’s support web page for lens compatibility information.

[v] “Hi” continuous shooting mode, compressed RAW, UHS-II memory card. Sony tests.

[vi] “Hi” continuous shooting mode, UHS-II memory card. Sony tests.

[vii] Silent shooting is possible when Shutter Type is set to “Electronic” and Audio signals is set to “Off.”

[viii] 1/32000 shutter speed is available only in the S and M modes. The highest shutter speed in all other modes is 1/16000.

[ix] CIPA standards. Pitch/yaw stabilisation only. Planar T* FE 50mm F1.4 ZA lens. Long exposure NR off.

[x] At shutter speeds higher than 1/125 sec, smooth and blackout-free live view images are shown in EVF

[xi] Compared to the front-illuminated CMOS image sensor in the α7 II.

[xii] Display updating will be slower at slow shutter speeds.

[xiii] When the auto or electronic shutter mode is selected the viewfinder frame rate is fixed at 60 fps during continuous shooting.

[xiv] Still images, mechanical shutter: ISO 100 - 51200 expandable to ISO 50 - 204800.

Still images, electronic shutter: ISO 100 - 25600 expandable to ISO 50 - 25600.

Movie recording: ISO 100 - 51200 expandable to ISO 100 - 102400.

[xv] In full-frame shooting, the angle of view will be narrower under the following conditions: - When [File Format] is set to [XAVC S 4K] and [Record Setting] is set to [30p]. Class 10 or higher SDHC/SDXC memory card required for XAVC S format movie recording. UHS Speed Class U3 required for 100Mbps or higher recording

[xvi] Sound not recorded. Class 10 or higher SDHC/SDXC memory card required.
 
Estou bastante curioso para saber como isso se comporta na prática. Principalmente sistema de foco.
No papel parece ser um maquinão.
 
Até 241 RAWs a 20 fps e sem blackout :n1qshok:

Obturador até 1/32,000s

Vídeo 4K por oversampling de 6K de full pixel readout sem binning... E 1080p 120fps

E bateria com 2.2x a capacidade das antigas também não chateia ninguém... Nem o segundo slot SD "based on extensive customer feedback" (toma lá Nikon!)

Já só falta ver se finalmente o sistema de menus é decente.
 
Última edição:
Ao que estamos a chegar.
O trabalhão que deve dar andar, depois, à procura da foto ideal...
Chega-se a casa com 10mil fotos e depois temos que andar à procura das 100 ou 200 melhores.

O "trabalho de casa" começa a tornar-se cada vez mais complicado.
 
Não é só porque sim.
Foi mais para comentar o que vi no vídeo - "ah e tal, 20fps é melhor do que 10fps, para aquele momento perfeito".

Toda a publicidade em torno desta máquina se baseia apenas nos 20fps, na captura do "perfeito".
Só estou a dizer que, chegando a casa, não vai ser nada perfeito procurar a agulha no palheiro :D

Cumps
 
É ir fazendo scroll nos thumbnails como se fosse um vídeo até encontrar a frame certa.

De resto depende do estilo de fotografia de cada um, no meu caso não ia tirar partido disso, tirando situações muito específicas.
 
Olha que coincidência, estive mesmo a ver este video a bocado na TV.
Em baixa luminosidade, o AF é mesmo surpreendente.
A sony aos poucos e poucos, estão a meter cada vez mais pregos no caixão das DSLR´s.
 
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