[Fresh Wind]

The prototype also boasts an optical bandpass filters that work to capture the sunlight that is normally wasted by modern solar cells...

In addition to the grammatical mistake, this statement makes no sense.

[taildragger]

In addition to the grammatical mistake, this statement makes no sense.

If I understand this panel design what they are doing is tailoring a series of sub-straits that target individual wavelengths ( or a bandwidth of light if you will) and what a tailored plate doesn't grab passes thought to be grabbed by the next substrate and it continues until the entire band is exhausted.