This pair of rubber eyecups are easy to attach and remove from the eye tubes and can provide extra comfort when using the microscope. They are suitable for use with the following stereo microscopes;
MX1 Stereo microscope
MX3 Stereo microscope
IMXZ Zoom Stereo microscope
BMX3 Stereo microscope
The eyecups are designed to fit optic tubes of around 34mm in diameter (give or take a mm or two as the rubber can be slightly stretched to fit).