Opticlar VisionVet LED L28 Ophthalmoscope HeadIllumination and viewing paths that reduce corneal reflections. Superior miniaturised optics facilitates entry into even very small diameter pupils. Polarising filter selectable on all apertures to reduce corneal reflex and facilitates entry into small or non dilated pupils. 18 filter aperture combinations for increased diagnostic capabilities. Cobalt blue filter to help detect corneal abrasions. Independently selectable red free filter for use on all