The multispectral camera could also reveal whether an older painting was hidden beneath the surface , or whether a picture had been restored .
多光谱相机还可以揭示表面下的旧画作，或是画作是否被修补过。
The fingerprint , which corresponds to the tip of the index or middle finger , was found by peter paul biro , a montreal-based forensic art expert , when he examined images taken of the portrait by the revolutionary multispectral camera .
What do the gutenberg bible , tolstoy 's personal library , the book of kells-an 8th century illuminated manuscript , created by celtic monks-and the landsat multispectral scanner system ( mss ) data archive have in common ?
