Açıklama
Prism Set containing 4 solid prisms with a case. Power: 5△, 10△, 15△, 20△ plus 1 red glass (Gulden).
Prism Set containing 4 solid prisms with a case. Power: 5△, 10△, 15△, 20△ plus 1 red glass (Gulden).
Prism Set containing 4 solid prisms with a case. Power: 5△, 10△, 15△, 20△ plus 1 red glass (Gulden).