Beomaster 5000 & Beolab 5000 Sliding Pointer Windows
You are looking at the clear windows used for the sliderule dial type controls on the classic 1960s Bang & Olufsen Beolab 5000 stereo system.
The original parts yellow and/or develop “fog” with age (and nicotine) and no longer look their best. The parts were long out of production and unavailable for ages.
For sale here you will find exact reproduction parts for direct replacement:
Large window for Beomaster 5000 tuner, EUR 18 excl. postage
Small window for Beolab 5000 amplifier, EUR 14/each excl. postage
Full set (one large and four small windows) EUR 70 incl. postage