Migration from Diffractive to Refractive Mask for High Quality Lensless Imaging
- Date
- 2022
- Academic Conference
- Computational Optical Sensing and Imaging 2022
- Authors
- Ilya Reshetouski(Sony Group Corporation)
- Ryuichi Tadano
- Hideki Oyaizu
- Jun Murayama(Sony Group Corporation)
- Research Areas
- Image & Video
Abstract
MLensless imaging with diffractive masks suffers from strong wavelength and angular dependency of their point spread function. We demonstrate that substituting a diffractive mask with an equivalent refractive free-form surface helps to improve imaging quality.
