According to the chemical composition
Soda-potash
Barium glass
Crystal - special (10% PbO)
Lead crystal (24% PbO)
Full lead crystal (30% PbO)
According to the refining and decoration
Smooth, not decorated
Fired-on painting
Unfired paintings (DIEGEL)
Silkscreen
Transfers (decals)
High enamel
Staining, lustres, precious me
Painted glass with lustres, co
Etched glass (PANTO, GILOŠE, O
Sand blasted glass
Pre-pressed glass
Cut glass
Engraved glass
Combined techniques
Protective glasses
Glass for electrotechnics
Signal glass
Glass-ceramic
Eye glass, lenses, parts
Special optical glass
Photo chromic glasses
Photographic glasses
Sun glasses
Ultra low expansion glass
Forcing-off optics and astro o
UV absorbing and transmitting glasses
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