Two powerful LED light sources tailor posterior segment illumination to personal preferences and surgical situations, while Power LED Plus allows individual adjustment of colour spectrum and light intensity.
With Power LED Plus, you can individually adjust both colour spectrum and light intensity to reveal even the finest tissue structures. Mix yellow and blue as desired to achieve high-resolution contrast viewing*.
Why adjust light intensity and colour separately? To make even the finest tissue structures visible. With Power LED Plus, you see what others might miss.

Whether you work with a 3D or standard microscope, the wide control range lets you adapt light intensity to your setup, while phototoxic exposure can be reduced through low-light settings*.
You need different light settings? Access them instantly. The foot pedal lets you switch between three user-defined colour settings for quick light adjustments without losing focus*.
See the difference in action. Professor Kai Januschowski demonstrates how he improves visualisation during peeling by switching light settings in real-time.

The OS 4 Up is designed to ease the cognitive load of managing equipment, instrumentation and settings during delicate procedures. This supports focus, confidence and ease, so you can enjoy surgery.