Available from Mentor, waterproof IP68 rated light guides are available in lengths from 4.5mm to 100mm. In volume, they can also be supplied coloured.
Standard products are available in diameters of 2.2mm, 3.2mm and 5.2mm in lengths of 45mm. Length can be customised on request
Mentor series 1282.xxxx and 1293.xxxx have been IP68 tested by MENTOR. The waterproof design uses a special shape of plastic which requires a precise mounting hole.
The light guide head is offered as three viewing lenses; dome, planar and countersunk where the light pick-up point is available as either a 90 degree or 45-degree version.
In order to seal to IP68, the front panel material must be at least 1mm thick.