Chifukwa cha kutchuka kwa matope okwera kwambiri, kugwiritsa ntchito ziwalo zosakwatiwa kapena zingapo ngati magwero owala, madontho ambiri oyenda ndi magetsi Kuchita chitukuko. Yagwiritsidwa ntchito m'maiko ambiri padziko lonse lapansi.

Mandala a Fretsnel ali ndi maubwino owonda kwambiri, kukula kwakukulu, kulemera kopepuka, mawonekedwe ochepetsa, mtengo wotsika, kuwala kophweka etc.

Zolemba:

Zinthu: PMMA

Diameter: 200mm, 300mm pa pempho lanu

Kutalika Kwambiri: 100mm

Makulidwe: 1.5mm - 2mm

Repoo optics ndi wopanga luso la magalasi owoneka bwino, monga mandala okwera, ndodo yagalasi yagalasi, ma lens owonjezera, opyaptucts amatha kuperekedwa ndi zokutira kapena zokutira. Takulandilani kutumiza mafunso anu.