Optical vase, transparent glass, design by J. Drost, Ząbkowice, Poland, 1970s

The Optical Vase, designed by Jan Drost for the Ząbkowice Glassworks, was created in the 1970s—a time when Polish glass design was entering its golden age. Made of pressed glass with a cool, bluish tint, it combines an elongated, oval-cylindrical shape with a distinct geometric texture; symmetrical grooves on the surface give it an effect of optical depth and structural lightness. The shiny finish and visible small air bubbles in the glass not only reveal the forming technique but also document the authenticity of serial production from that period. Its proportions—height 17 cm, rim width 13.5 × 8.5 cm—suggest a form suitable for displaying single flowers or as an independent decorative detail. The vase is in very good condition, with no damage or signs of repair. It tells the story of a time when the designer explored the optical possibilities of pressed glass, treating this medium as a noble material, not just utilitarian. The rhythm of the repeated grooves and the cool clarity of the glass reflect a fascination with light, technique, and geometry from the modernist 1970s, but without the coldness of laboratory precision. The vase seems to invite light inside, rewarding the eye with a subtle play of reflections and a soft shadow cast on the surface—a quiet story of delight in the simplicity of form and material. It can be paired with heavier ceramic vessels or smooth wooden surfaces to highlight the contrast of textures. The vase works well against white, concrete, or matte neutral walls in mid-century modern and collector's interiors, where geometric objects emphasize the clear structure of the space. It is worth combining it with minimalist graphics or a single branch to fully bring out the optical motif and the clear line of the design. It is recommended to wash the glass with a soft sponge and lukewarm water, without aggressive detergents; this will protect the surface shine and preserve the distinct pattern of the grooves. The authenticity of the Ząbkowice manufacture is confirmed by the features of pressed glass forming and subtle air bubbles in the material structure.