With the lenses turned up and the room illumination switched on, eye observation with maintained fixation is possible: e.g. the Hallpike-technique of termal examination. After switching off room illumination and hinging down the lenses, an immediate change-over into the actual luminous spectacle examination with elimination of fixation may be started.

Met vaste aansluitkabel van 1.50m.
Voeding door middel van een losse batterypack geschikt voor 3 x 1.5 Volt batterijen, size C LR14/AM-2 (babycells).

Levertijd 2 tot 3 weken