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LEYE III is an upgraded version of LEYE, adding integrated Canon E6 battery plate, which can be powered by Canon E6 battery or power bank.

New features:
support 4K 30P HDMI signal input
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Added passive heatsink vent, the heat dissipation performance is better
Self-locking 4 pin Aviation power connector
Customized peaking range
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Peaking no longer grab Guides、Grids
Waveform optional detect data before or after loading 3D LUT.



The Portkeys LEYE is a versatile Electronic Viewfinder that features both 4K HDMI and FullHD 1080p 3G-SDI video inputs, all in a compact and lightweight package that can be powered externally or via a single Canon LP-E6 battery. This EVF features a 2.4″ LCD screen with a 1440 x 900 resolution, making it the perfect EVF for mirrorless cameras, while its SDI input makes it a versatile tool so that you can use it on a wide variety of other cameras.

Key features:

  • Compact size: 125 x 70 x 78mm / 4.92 x 2.75 x 3.07in.
  • Lightweight and rugged housing: only 265g/9.34oz.
  • 2.4-inch, 8-bit panel with a 1440 x 900 resolution and 1100:1 contrast ratio.
  • Maximum brightness of 450nits.
  • 1 x 4K HDMI input, 1 x 3G-SDI input., 1 x 3.5mm audio output.
  • Adjustable Red Oak diopter ring with a -3 to +8 diopter range.
  • Professional monitoring tools: Waveform, Histogram, Vectorscope, Peaking, False Color.
  • 3D LUT monitoring. Monitoring tools can be set before or after the 3D LUT.
  • Built-in Canon LP-E6 battery plate.
  • 4-pin 7.4V-24V power input for external power (D-Tap cable included)
  • Low power draw: only 5W.
  • Multiple 1/4″-20 mounting points with locating pins and built-in NATO rail.



OEYE-RED 4K 3G-SDI/HDMI EVF with RED Camera Menu Control

  • 1920 x 1080 Resolution Micro-OLED EVF
  • Allows RED DSMC2/MONSTRO 8K VV/HELIUM 8K S35 Menu Control
  • 3G-SDI and HDMI Inputs/Loop Outputs
  • Built-In +8 to -3 Adjustable Diopter