Carol, We cater to microscopists which along with govt and OEM medical clients are our main market. DVC Company is a US manufacturer of 10 bit (1024 gray level ) real time monochrome CCD digital and analog cameras with >62dB S/N and extremely high sensitivity for flourscence work. We are the only camera manufacturer that sells a real time 10 bit camera for $2095 to $3495 with many options available for the microscopist and.............offers frame grabber/ digitizer board systems from many...... manufacturers such as Matrox, Dipix, Mutech, PDI, EDT etc.....all plug and play with custom cables and also software by many manufactures such as Signal Analytics, Matrox, Vaytek etc. If there was ever a helpful all in one company we are. DVC sell internationally also. Visit our web site and talk with me via email or phone further if interested. http://www.edt.com/dvc/dvc.html Our web is a store house of how to select a camera and what to look for. Regards, Richard Klotsche DVC Company 619-444-8300 / San Diego 619-444-8321-fax