Simple and Inexpensive Identification of Film Negatives Used in Light Microscopy
: We describe here a simple and inexpensive solution for marking film negatives with identification numbers before film development. This technique avoids the purchase of expensive camera-magazines with data-backs, and it reduces the risk of misidentifying film negatives.
Koken
MHM
CNRS UPR90-51, Hôpital St. Louis 1, Avenue Claude Vellefaux, 75475 Paris Cedex 10, France