Test Tube (Optical chubhu)

Iyo test chubhu (polarmita chubhu) chikamu chekuwedzera chepolarmita (optical sugar mita) -yemuenzaniso kurodha.
Iwo akajairwa girazi bvunzo machubhu anopihwa nekambani yedu rudzi rwebubble uye funnel mhando, uye zvakatemwa ndeye 100mm uye 200mm.

Iyo kambani yepakutanga test chubhu ine zvakanakira zvepamusoro kugadzirisa kurongeka, kugadzikana kwakanaka, uye hapana kutenderera kwemaziso.