Textured surface
Thinner, lighter and lower aberration prisms for ophthalmic...
Three element grating objective and grating-beam shaper, and opt
Transmission type diffraction grating
Trimodal microlens
Tunable chromatic dispersion and dispersion slope...
Tunable diffraction grating
Tunable optical filter
Tunable phase mask assembly
Tunable spectral filter
Tunable surface plasmon devices
Two layer optical elements
Two-dimensional blazed MEMS granting
Two-dimensional blazed MEMS grating
Two-dimensional optical low-pass filter