The best place to find a microfiche machine to digitize microfilm is may be a click away. Microfilm scanning is best performed with a appropriate microfiche machine designed for this purpose. Short of digitizing you microfilm could lead to outdated and labor intense system. A microfiche machine that converts the microfilm to pdf files allows you to put the film away in a safe place and gives you all the information in a digital format for infinite use and flexibility.
All options considered, images created with a microfiche machine are the most reliable and the best suited for research. For example, you can create pdf files with a microfiche machine that has the capability to convert microfiche to digital images. These pdf could be OCR that in turn, will allow you to perform automated searches right on your computer.
If you are interested in using a microfiche machine to digitally scan your microfilm or microfiche, you can contact a company like Generation imaging. They have experts with years of experience operating various types of microfiche machines, and can help you with your process.