Width of the reflective surface (${L}_{e}$):

Distance from upper line to focal point (${I}_{\mathrm{up}}$):

Thickness of the back plate (${T}_{b}$):

Value step:

Bearing radius ($\frac{1}{2}}{D}_{o$):

Please take note that WIMS pages are interactively generated; they are not ordinary HTML files. They must be used interactively ONLINE. It is useless for you to gather them through a robot program.

- Description: determining the design parameters of small closed parabolic troughs This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games
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