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How Game Designers Reduce VR Motion Sickness
Technical overview of VR locomotion, hardware and design patterns, examining teleportation (Robo Recall), zero?g movement (Lone Echo) and strategies to reduce motion sickness.
How to Choose the Right VR Camera
Guide to choosing VR cameras and 360-degree camera systems: entry-level, mid-range (GoPro Omni), high-end (Nokia OZO), and custom rig trade-offs.
How VR Headsets Work
Technical overview of VR headset subsystems: lenses, displays, IPD adjustment, IMU and infrared positional sensors, controllers, audio, cables, and rendering.
HoloLens Teardown Reveals AR Industry Challenges
Technical overview of augmented reality: challenges in display technology, light-field vs stereoscopic approaches, and 3D registration and tracking requirements.
Understanding FOV in VR and Its Impact on Immersion
Analysis of VR field of view (FOV): human visual limits, industry standards, optical design trade-offs, and implications for VR product quality and market claims.
Is the Daydream Controller Motion Capture? VR Tracking 101
Technical primer on VR motion tracking: explains 6-DOF vs 3-DOF, IMU/inertial and optical tracking methods, sensor fusion tradeoffs, and implications for controllers like Daydream.
VR Motion Sickness: Causes and Mitigations
Overview of VR motion sickness: causes (sensory conflict, latency, IPD, depth mismatch) and technical mitigations—GVS, low-latency rendering, adjustable optics, light-field.
Oculus Rift Active Optical Tracking Explained
Overview of Oculus Rift DK2 active optical tracking: infrared camera processing, PnP pose estimation, and LED identification using differential brightness patterns and timing.
24 VR Development Tips for Three Core Areas
Technical article about electronics and hardware engineering.
VR Storytelling vs. Technology: Which Matters More?
Analysis of Baobab Studio's VR film: design choices in storytelling, character-driven interaction, film/game hybrid format, technical execution and platform support.
Perceiving Object Weight in Virtual Reality
Experimental study of weight simulation in VR interaction: comparing direct and loose attachment models to convey object mass across motion-controller platforms.
AR Hardware: Core Components and Technical Bottlenecks
Survey of AR hardware forms and system architecture, covering handhelds, HMDs, smart glasses, SAR, AR display technologies and object detection challenges.
How Headset VR Works: Lenses, Tracking, and Components
Technical breakdown of how VR headsets work, covering lenses, displays, positional sensors, infrared tracking, controllers, audio, cabling, and computing.
A Clear Guide to Virtual Reality (VR) Technology
Technical overview of virtual reality: history, main VR devices, content development challenges, market trends and outlook for engineers and developers.
How Lighthouse Tracking Works
Explains Valve's Lighthouse system for six-degree-of-freedom tracking in VR: rotating infrared lasers and sensor timing compute position with low processing overhead.
How VR Headsets and Sensors Work
Technical overview of VR headsets covering components, displays and sensors, with emphasis on head tracking, motion systems and latency considerations for immersion.
What's Challenging About Mobile VR Spatial Tracking?
Analysis of mobile VR spatial tracking challenges—sensor, power, and processing limits—and current approaches such as inside-out SLAM and optical marker systems.
Myopia and VR: Playing Without Glasses and Treatment Claims
Review of VR headsets for myopic users: limited diopter/IPD range, reduced field and comfort with glasses. VR does not correct myopia; amblyopia claims need clinical trials.
VR Design: GPU and Display Integration
Overview of reducing VR motion-to-photon latency using front-buffer rendering, OLED low-persistence displays, asynchronous time-warp, and multimedia synchronization.
Interaction Design Theory for Standalone VR Headsets
VR interaction guide for standalone headsets: choosing controllers, voice and eye tracking, and practical functional design patterns.