The LF210 Laser Autofocus System from Prior Scientific is designed to improve microscopic examination of a wide range of reflective samples including semiconductor wafers and hard disc drive platens.

Occult blood is when you can’t see blood in your urine with your eye and it’s only visible under a microscope. You may need antibiotics or different treatments depending on the infection or other ...

A hemagglutination-inhibitory mucoprotein from human urine has been studied with the electron microscope. It consists of filaments, with diameters of 40 to >240 A, composed of smaller fibrils. In the ...

A simplified technique for preparing replicas of broken surfaces, complete surfaces or broken sections of foraminifera for examination by electron microscopy is presented. The technique produces ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

THIS little work was originally issued by the United States Ordnance Department for the use of inspectors of ordnance material, and has now been published as a guide to others engaged in the ...