摘要 |
<p>This invention relates to a stereoscopic viewing aid for viewing images received from a stereoscopic imaging system, the imaging system comprising two channels providing images having two different sets of wavelength ranges, the viewing aid comprising two filtering means, the first transmitting light within the first set of wavelengths and the second transmitting light within the second set of wavelengths, each of said filtering means comprising a first optical device having a selected focal length at the corresponding wavelengths.</p> |