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Sony a7R II full frame mirrorless camera

introduction

  • announced June 2015
    • 42mp back-illuminated sensor not 36mp
    • 399 PDAF points
    • 5 axis image stabilisation included
    • improved high ISO noise
    • 40% faster AF
    • appears to have very good AF tracking of fast moving subjects at 5fps burst
    • Eye-AF now can track closest eye
    • faster AF with Canon lenses via Metabones adapter
    • can now utilize focal plane PDAF with Sony A-mount lenses, when using a LA-E3 lens mount adapter
    • 500,000 shot shutter rating
    • 50% less shutter vibration
    • capable of electronic first curtain mode
    • silent shutter mode
    • improved ergonomics
    • 5fps not 4fps burst
    • flash sync 1/250th sec not 1/160th sec, which is a bit poor
    • awesome 4K and 1080HD video features plus 720 120p slo mo
    • brighter LCD screen
    • improved EVF
    • the Olympus mode dial locking system
    • faster start up
    • heavier, larger, much more expensive
  • who is it for?
    • wedding photographers
    • portrait photographers
    • landscape photographers
    • studio photographers
    • videographers
    • it is NOT a good camera for sports photographers who need reliable, accurate C-AF tracking

www.eoshd.com_wp-content_uploads_2015_06_a7r-ii-in-hand-702x443.jpg

image courtesy of http://www.eoshd.com

specs

  • 42.4mp back-illuminated sensor with no anti-alias filter
    • 25 CDAF points
      • Eye-AF, which locks the focus on the pupil of faces that are detected
      • Flexible Spot AF (with adjustable focus point sizes)
      • Zone AF
      • Lock-on AF C-AF
    • excellent RAW dynamic range
    • the 14bit RAW files are lossy (perhaps uncompressed lossless files may be available in a future firmware upgrade at a cost of lower speeds)
  • 399 PDAF points
  • Bionz X processor
    • improved sharpening algorithms
    • diffraction reduction software for small apertures
    • context-sensitive, 'area-specific noise reduction'
  • focus peaking
  • panorama sweep mode
  • 5fps burst
  • shutter 30sec - 1/8000th sec but is it still loud?
  • silent shutter mode
  • 1st electronic shutter to reduce vibrations
  • flash sync 1/250th sec
  • no built-in flash but multi-interface flash shoe
    • Multi-Interface Shoe allows you to connect a latest model Sony flash, an external mic, video lamp, or XLR adapter
  • exp. compensation ±5 EV
  • ISO 100-25,600 (extended: 50, up to 102,400)
  • 3“ tilting 1.23m dot LCD but not touch sensitive
  • XGA EVF
  • 4K video:
    • internal UHD 4K 3840 x 2160p at 30/24 fps in XAVC S format at 100Mbps and 4:2:0 sampling at 8-bit
    • Super 35 without pixel binning or full frame read-out format
    • customisable picture profiles
    • S-Log2 Gamma - “squeezes up to 1300% more dynamic range into the video signal then traditional REC709, for increased post-production flexibility”
    • S-Gamut
    • time code - standard 'Record Run” mode that only advances the timecode when recording, as well as “Free Run” timecode that advances the timecode even when not recording
    • clean 4:2:2 uncompressed video HDMI output
    • sensor based IS - hopefully now better optimised for video - but will it compete with the Olympus OM-D E-M5 II's amazing IS in video?
    • 3.5mm microphone input jack
    • compatible with the Sony XLR-K2M XLR Adapter for recording professional balanced XLR audio signals with phantom power and adjustable mic/line inputs
    • 3.5mm headphone jack as well as real time audio levels for a visual reference
  • 1080 60/24p HD video XAVC S7 codec at 50Mbps, with uncompressed HDMI out
  • no timelapse recording
  • USB 2.0
  • weather sealed, magnesium body
  • WiFi with NFC
  • 22.05 oz / 625 g incl. battery, card
  • 5.0 x 3.8 x 2.4“ / 126.9 x 95.7 x 60.3 mm
  • $3200 body only
  • optional vertical grip & 2nd battery holder
  • optional AC-PW20 AC Adapter

reviews

photo/sonya7rii.txt · Last modified: 2016/08/07 13:23 by gary1