18 focusing lenses with a range of -20 to +20 diopters, adjustable via easy-to-reach maywheel.

• Soft brow-rest suitable for use with spectacles.
• Ultra efficient LED illumination for natural daylight colour.
• Ultra compact - Just 130mm in length.
• Ultra lightweight - just 130 grams. 
• Renowned high performance Keeler optics with aspherical lens

6 apertures:

• Small - allows quick entry into small, undilated pupils.
• Large - general examination of the eye through dilated pupil.
• Fixation Star - graduated cross-hairs for measuring eccentric fixation or locating lesions.
• Semi Circle - for a combination of depth perception and field of view.
• Cobalt blue - used with flourescein dye to view small lesions, abrasions and foreign objects on the cornea.
• Red-Free - filters out red light for easy identification of veins, arteries and nerve fibers.