Portkeys PT5 III 5.4" Touchscreen Monitor Overview

The Portkeys PT5 III is a compact and lightweight 5.4-inch touchscreen on-camera monitor built for filmmakers and content creators who demand professional-grade monitoring tools in a highly portable form. Weighing just 154.5 grams and measuring 135.1 x 82.5 x 22mm, this rugged unit is constructed from a durable blend of ABS and polycarbonate, making it ideal for mounting on cameras, rigs, or gimbals. Whether you're on location or working with a handheld setup, the PT5 III’s featherlight design won't weigh you down.

Brilliant Touch Display and Ergonomic Design

The PT5 III features a 5.4-inch 8-bit color touchscreen display with a sharp resolution of 1920 x 1152, offering excellent image clarity and precision for focus pulling and exposure checks. With a peak brightness of 800nits and a contrast ratio of 1000:1, the screen remains visible even in bright shooting environments. The wide 178° viewing angle ensures flexibility in positioning, allowing easy viewing from nearly any angle. Combined with intuitive touch navigation powered by MOVNORM OS, this monitor offers a streamlined user experience with fast access to essential functions.

Monitoring Tools Powered by MOVNORM OS

The built-in MOVNORM OS provides a full suite of professional monitoring tools that help streamline decision-making on set. These include:

• 3D LUT monitoring with HDMI output capabilities and support for custom LUT loading via USB-A

• Anamorphic de-squeeze with support for standard ratios (1.33x, 1.5x, 2.0x) and custom scaling from 0.25 to 4.0x

• Stretch leg tool for vertical shooting, with HDMI output compatibility

• Customizable False Color with 13 presets including ARRI False Color

• Waveform and Histogram tools for both RGB and Luma channels, plus an adjustable Zebra tool for exposure control

• Image Capture and Overlay, allowing snapshot capture with LUTs and overlay transparency settings

• 360° Color Grader to isolate and modify Hue and Saturation of specific image zones

• Image Flip, enabling flexible mounting in any orientation

• Free Rectangle Cropping for dynamic, zoomed-in compositions—ideal for livestreaming presets

• Peaking Function with zone control and image zoom for precision focusing

• Framing Tools including crosshair, check field, guides, grids, and cropping overlays

• Adjustable image settings like contrast, brightness, color temperature, sharpness, and tint

• On-screen audio meters for basic sound level monitoring

• Monitor Adjustments such as backlight, chroma, HDR HLG mode, and OSD Flip mode

Inputs, Outputs, and Power Options

On the left side of the PT5 III is an HDMI input that supports resolutions up to 4K DCI at 30p, along with a 3.5mm headphone jack and microphone input. On the right side, you’ll find an HDMI output (up to 1080P60) and a USB-C port for powering the monitor with an external battery pack such as a V-Mount or Gold Mount system. The rear of the unit features an integrated battery plate compatible with Sony NP-F style batteries. With a low power draw of only 7W, even a compact NP-F 550 battery can provide over two hours of operation. The USB-A port at the bottom allows firmware updates and LUT imports.

Mounting and Included Accessories

For mounting flexibility, the PT5 III includes two 1/4"-20 threaded mounting points on the bottom and right sides, both equipped with locating pins to ensure secure attachment to your camera, tripod, or stabilizer setup. The monitor ships with everything needed to get started right out of the box: a safety box, sunshade, rubber covers, USB key, HDMI cables (full-size to full-size and full-size to micro-HDMI), and a Portkeys MH-2 monitor mount.