Definition
Pancake lenses are a type of optical lens used in VR/AR headsets that use reflective surfaces to fold light multiple times within a very short distance. This allows for significantly thinner and lighter headset designs compared to traditional Fresnel lenses.
Why it matters (in Poovi’s context)
A key differentiating factor in visual quality between the Quest 3 and Quest 3S, contributing to a sharper image and larger sweet spot.
Key properties or components
- Compact design
- Improved sharpness
- Larger sweet spot
- Reduced glare and God rays
- Higher cost
Contradictions or debates
While superior, pancake lenses can introduce some vignetting and are still susceptible to glare in high-contrast scenes.