A convex aspheric surface using a computer-generated hologram (CGH) test plate fabricated with novel techniques and equi......

Interferometric optical testing using computer-generated hologram (CGH) has provided an approach to highly accurate meas......

Interferometric optical testing using computer-generated hologram (CGH) can give highly accurate measurement of aspheric......

Toroidal surface and biconic surface are employed increasingly, however their profile cannot be null tested easily for t......

The free surface and unrotational-symmetric surface optical elements have been applied more and more widely along with t......

The Ronchi grating is applied to measure the large-aperture aspheric surfaces in a quantitative way on the basis of self......

Swing arm profilometer is a useful metrology tool for large optics. For larger mirrors, the testing accuracy decreases a......

All-reflective optical systems, due to their material absorption and low refractive index, are used to create the most s......

Aspheric elements are widely applied in optical systems and the vertex radius of curvature (VROC) is one of the importan......

Myopia has become a noteworthy issue due to the increasing use of our eyes. We propose a continuous power variation visi......

Accommodation and convergence play critical roles in the natural process of depth perception, and the field of natural t......

In order to obtain precise optical free-form convex mirror, we present a perfect process specification for fabricating a......

Freeform optical surfaces (FOSs) will be the best elements in the design of compact optical systems in the future. Howev......