پاتروم+میله+سه پایه+حفاظ+لامپ سدیم(Sodium lamp with housing stand rod&socket)
Model 110011
Optic Experiments Equipment

Especially design for observing the some optical experiment. With a pure spectrum and suitable housing
Dimensions of lamp : 15 Cm × ۳۰ mm
Dimensions of housing : 15 Cm× ۶۰ mm
Opening : 5 Cm× ۲ Cm