●AF-BD is designed to observe simultaneously with Brightfield and darkfield. No need to change illumination as when using an illimination tube. Brightfield/Darkfield illumination (simultaneous).
●Compact microscope with built-in ring illuminator for Darkfield illumination. No need to use an illumination tube.
●Enables to autofocus on transparent surfaces such as glass and plastics.
●Applicable also to surfaces containing potholes or holes.
●Capable up to φ28 mm or 1.1 inches image size as when using AF-WF tube system (Wide field type).
*Autofocus catalog (Published August 2020, both English and Japanese) is download from
here. PDF download, approx. 9 megabytes. (Opens in a new window).