reflectograph

reflectograph

(rɪˈflɛktəˌɡrɑːf)
n
(Art Terms) another name for reflectogram
References in periodicals archive ?
Paola Marchionni is poring over a copy of the recently taken infrared reflectograph of Leonardo da Vinci's London Madonna of the Rock, which shows an underdrawing of a kneeling figure reaching to the side.