Frauhofer diffraction patterns generated through different apertures Size:M: 60 x 40cm Photographed next to a toy

Photographed next to a toy car

photographed with his assistant Nicola Bryant who plays Perpugilliam 'Peri' Brown outside BBC's Broadcasting House

Baron Armstrong of Cragside was elected as a Fellow of the Royal Society in 1846

the chinkapin shrub (Catesby's identifications

always purified and rendered more subtle]

Frauhofer diffraction patterns generated through different apertures Size:M: 60 x 40cm Photographed next to a toyIllustrations of optical phenomena: seven figures (numbered 135 141) of spectral distribution and intensity in Frauhofer patterns produced by white light shone through a variety of apertures, including circles. Plate 15 from the monograph 'Die Beugungserscheinungen aus den Fundamentalgesetzen der Undulationstheorie analytisch entwickelt und in Bildern dargestellt' [Diffraction in the fundamental laws of wave theory developed analytically and presented