HMS Technology Sales
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cells arrays
    shaping by cells arrays


mirror cells array
        mirror cells array

Beam shaping of monochromatic and white LEDs
      Light Shaping Toolbox and
      VirtualLab Fusion Advanced -
          includes FMM/RCWA for rigorous grating analysis

The VirtualLab Light Shaping Toolbox program is intended for beam shaping and homogenization of partially coherent sources, such as monochromatic and white LEDs. The simulation and design includes diffraction, interference and partial coherence effects.
It is often used for illumination systems.

The Light Shaping Toolbox creates an array of gratings, prisms or mirrors (first-surface reflecting prisms) for multichannel deflection of a beam to desired angles for pattern generation or beam homogenization.
Grating cells arrays, prism cells arrays and mirror cells arrays can be configured by number of cells and cell size.
Grating cells arrays can also be configured by grating period, rotation angle and lateral shift (phase shift to avoid pattern/pixel effects). The first diffraction order is used for generating the target pattern, but the physical optics analysis is done for all user-specified orders.
Prism cells arrays and mirror cells arrays can also be configured by tilt angle, rotation angle and and offset height (phase shift to avoid pattern/pixel effects).
Cells array configuration settings (such as: period, rotation angle, grating lateral shift, prism offset height) can be fixed or randomly varied over user-specified ranges.

The choice of grating cells arrays, prism cells arrays, or mirror cells arrays depends partially on the amount of wavelength dispersion in the resulting image. Mirror cells arrays eliminate dispersion.

Cells array data can be exported to ASCII files, and also to GDSII files for binary mask fabrication.

The Light Shaping Toolbox works along with the Starter Toolbox (in VirtualLab Fusion Basic or Advanced) to include all the optical elements in a lightpath, in addition to the cells arrays.
The Starter Toolbox can include sources, all optical elements, detectors and analyzers. It includes parametric optimization for the entire optical system, such as distances, positions, sizes, angles, wavelengths, and many more parameters.
VirtualLab Fusion is an integrated software suite of programs for connecting solvers and propagation methods for all the microscale and macroscale components in an optical system.

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