π Welcome to VOCAL!
Welcome to your go-to destination for mastering VPixx products! π VOCAL is our curated library of high-level guides, written by our team of staff scientists, to aid in your understanding of our hardware and software tools. Whether you're a seasoned VPixx user or just curious about our products, these guides will help you get the most out of our research displays, eye tracking systems and data acquisition systems.
Learn about integrating our tools in Python and PsychoPy; discover the underlying logic of Register Writing and Updating; understand how to send automated TTL triggers with Pixel Mode, and more! Our guides are designed to address key hardware and software concepts in a clear and accessible way. Our goal is to help you understand the core mechanics of our systems, so you can use them efficiently to advance your world-class research. We provide practical examples and code snippets throughout to get you started.
Of course, the research landscape is vast and you may have specific product questions or challenges not covered by these guides. If you donβt see what youβre looking for, you can contact our excellent technical support staff at support@vpixx.com. Our team will be happy to assist you.
Use the search bar to find specific topics within our library, or browse our list of articles below.
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Introduction to Eye Tracking with the TRACKPixx3 -
TRACKPixx3 Calibration Walkthrough -
Common Eye Tracking Problems and How to Solve Them -
Implementing a Real-Time Gaze Follower on the Console -
Configuring the TRACKPixx3 Analog Output -
Visualizing Gaze Data -
Checking if Fixation is Inside a Region of Interest -
Tips for Positioning your Projector and Screen -
Adjusting PROPixx Brightness -
PROPixx Projection Geometry and System Configuration -
PROPixx High Speed Projection Modes -
3D Projection with the PROPixx and 3D Polarizer -
Temporal Characteristics of the PROPixx DLP Projector -
Rapid Invisible Frequency Tagging (RIFT) using the PROPixx 1440 Hz mode -
What is Pixel Identity Passthrough? -
GPU Recommendations for VPixx Displays and I/O Hardware -
A Scientist's Guide to Frame Dropping -
Diagnosing and Disabling Dithering in the Graphics Pipeline -
Diagnosing Display Issues on the PROPixx Projector -
Cleaning and Disinfecting VPixx Hardware -
Gamma-Correct the Luminance of a Display