The Olympus OM-D E-M1 Micro Four Thirds is a compact mirrorless interchangeable-lens camera introduced on September 10, 2013. It has built-in on sensor phase detection.

Olympus OM-D E-M1
Overview
TypeMicro Four Thirds system
Lens
LensMicro Four Thirds system mount
Sensor/medium
Sensor4/3 type MOS ('Live MOS sensor'), no anti-aliasing filter
Sensor size17.3 x 13 mm, Four Thirds Live MOS
Maximum resolution4608 x 3456 (16.0 MP)
Storage mediaSD /SDHC / SDXC
Focusing
Focus modesContrast Detect (sensor), Phase Detect, Multi-area, Center, Selective single-point, Tracking, Single, Continuous, Touch, Face Detection, Live View
Exposure/metering
Exposure modesAperture priority, Shutter, Program AE, Manual (with focus peaking), iAuto, Bulb, Time, Scene Select, Art Filter
Metering modesMultiple, Center-Weighted, Spot
Flash
Flashno built-in flash, compact flash included, hot-shoe on the body
Shutter
ShutterMechanical shutter / Electronic shutter
Shutter speed range60–1/8000 s (1/16000 s electronic shutter)
Continuous shooting40 raw images at 10 fps with focus locked; 45 raw images at 6 fps with continuous AF (9 fps on C-AF with firmware v3.0 and above)
Viewfinder
Viewfinderbuilt-in 2.36 MP (with Auto Luminance, 100% coverage)
Image processing
White balance7 presets, with custom modes
General
Video recordingH.264 / Motion JPG, 1920 x 1080 (24 fps, 25 fps, 30 fps), 1280 x 720 (24 fps, 25 fps, 30 fps), 640 x 480 (24 fps, 25 fps, 30 fps)
LCD screentilting 3 inch, 1,037,000 dots (upwards: 80˚, downwards: 50˚)
BatteryBLN-1 lithium-ion (CIPA 350)
Dimensions130 mm × 94 mm × 63 mm (5.13 × 3.68 × 2.48 inches)
WeightApprox. 497 g (17.5 oz)
Chronology
SuccessorOlympus OM-D E-M1 Mark II

As of October 2014, it had the highest camera sensor rating of any Olympus camera, according to DxO Labs, with a score of 73.[1]

Features include

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  • Sensor: 16 MP Live MOS sensor and no anti-aliasing filter
  • Buffer for 40 raw images at 10 frames per second with focus locked or 45 raw images at 6 frame per second with continuous autofocus.[2]
  • Image stabilization: Olympus 5-axis image stabilization
  • TruePic VII processor with lens correction
  • ISO range: 200–25600, with "LOW ISO 100"
  • Manual focus with focus peaking
  • Focus points
    • 81 in contrast detection autofocus mode
    • 37 in phase detection autofocus mode
  • In-camera HDR
  • Flash: no built-in flash, small external flash included
  • Flash sync: 1/320 s with bundled FL-LM2 flash, otherwise 1/250 s.
  • HD video capture, including 1080i at 30 fps and 720p at 60 fps
  • Built-in Wi-Fi: 802.11 b/g/n for remote shooting via smartphone or tablet
  • Weather sealing: dust, splash, freeze resistance (-10˚C)
  • Customizable buttons: 2 on the front
  • Built-in microphone socket
  • Ports: AP2 accessory port, AV/USB, HDMI connector

Olympus OM-D E-M1 Mark II

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Olympus OM-D E-M1 Mark II

In 2016, the OM-D E-M1 was superseded by the Olympus OM-D E-M1 Mark II. The Mark II features a slightly higher resolution 20 MP Live MOS sensor. The Mark II also has substantially faster auto focus—according to the manufacturer, six times faster upon first focus acquisition than the original E-M1. The camera also has a 60 fps max shooting rate in Pro Capture mode using the electronic shutter,[3] and vibration reduction technology in lenses as well as in camera.


References

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  1. ^ DxO. "Camera Sensor Ratings by DxOMark - DxOMark". www.dxomark.com. Retrieved 23 April 2018.
  2. ^ "Olympus OM-D E-M1 Review". dpreview.com. Retrieved 23 April 2018.
  3. ^ "Electronic shutter, rolling shutter and flash: what you need to know". DPReview.

Further reading

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  • David Thorpe: The Olympus E-M1 MkII Menu System Simplified, 5 April 2017, ISBN 978-1520997780
  • Tony Phillips: The Complete Guide to the Olympus O-MD E-M1 II, 15 September 2017, ISBN 978-1387230563
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