Support for Caliper Designs PCI card on 64-bit Windows OS was added in version 2021. To bypass Windows unsigned driver installation issue, please follow the instruction listed in this KB article.
Insight Metrology Device Drivers: CDM20830.zip The latest device driver, installation guide for windows XP, 7 & 8 are all on software CD shipped from Insight Metrology. If you do not have the original CD, please send an email to IM@InsightCMM.com