SDI II : Wide-angle observation system for vitreo-retinal surgery. The inverted image of the Biom 3m is erected by the SDI II and allows a larger three dimensional view over the operative area with a clear peripheral field

Biom 3m : This instrument combines binocular indirect ophthalmoscopy with the operating microscope and allows a non-contact observation of the fundus with a wide field of view. The SDI II/BIOM 3 system can be mounted onto the main microscopes of different manufacturers. Under BIOM 3 the eye can be rotated freely, vitreous surgery through small pupil becomes possible

Wide range of non-contact lenses for Biom3 are available.