bild
OPTICAL ACTIVITY
Optical activity. Image 2 of 2. Optical activity of fructose demonstrated by using polarized light. Optically active compounds rotate light waves that pass through them. This can only be seen under polarized light, light that vibrates in one direction only and is produced by using a polarizing filter. Polarized light passes through the fructose, and then through another polarizing filter. The second filter shows fructose's optical activity strengthening one of the colours of the light. The colour depends on the relative angles of the filters (here 50 degrees). Different angles produce different colours, as seen in A350/126-7. (KEYSTONE/SCIENCE PHOTO LIBRARY/ANDREW LAMBERT PHOTOGRAPHY)
Instruktionen
COPYRIGHTPFLICHTIG
Lizenz
Rights Managed
Erstellungsdatum
20031121
Ort
Credit
KEYSTONE
Source
SCIENCE PHOTO LIBRARY SPL
Byline
ANDREW LAMBERT PHOTOGRAPHY
Grösse
4843 x 3635 px
Dateityp
JPEG