In AR/VR devices, the built-in displays enlarge images to fill the user’s field of view (FOV); consequently, display defects are also magnified. To improve product quality and meet customer requirements, specialized optical inspection equipment for AR/VR is used to inspect the display performance of these displays.
Fstar-developed AR/VR lenses are designed in reference to standards such as IEC 63145-20-10/20, IEC 63145-22-10, and IDMS Near Eye Displays. With a field of view (FOV) of 110°, they feature a front-mounted aperture, a large FOV, and stable performance. This design aligns the lens aperture with the position of the human eye’s pupil and approximates the effect of the human binocular FOV (approximately 120° in the horizontal direction), matching the actual visual experience of the human eye. This ensures that when used with a CCD, the captured images are consistent with human eye imaging, enabling accurate analysis of the imaging performance of AR/VR products.
AR/VR lenses can be directly mounted on the DI Series Imaging Luminance and Color Analyzers to test the optical characteristics of near-eye displays (NEDs).
Measurement Items
● Luminance, chrominance, spectrum
● Product FOV
● Image rotation
● Distortion
● Sequential contrast
● Checkerboard contrast
● Luminance uniformity
● Chrominance uniformity
● Color scale measurement
● MTF (ISO 12233)
● Virtual image distance
● Report x, y spatial positions in degrees (°)
Measurement Example
Products are measured using calibrated DI instruments, which accurately match the position of each CCD pixel.
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