Spiegelobjekt (25 Quadratische Spiegel). 1977. 25 concave and convex mirror squares, on plexiglass plate mounted on black panel. In object box. Verso signed and dated as well as with the stamps "Energetische Plasik" and "Sehen ist schön". 49 x 49 x 9.5 cm (19.2 x 19.2 x 3.7 in).
- Fragmented light picture. - Arranged in strictly quadratic grid structure. - Energetic interplay between space and light.