Optical frame:
1. Feather Fit series: ultra-light frame series ine self-weight isingasviki 10g, yakanakisa kushanduka uye kupfeka kunzwa.
2. Layerd classic series: CARIN classic yemazuva ano retro style furemu yakatevedzana, dhizaini haina nguva uye inoshanda.
3. Platform double shadow series: double-layer superimposed design of the frame, yakakodzera kune yakakwirira-lenses. Kusanganiswa kwekunaka uye kushanda.
4. Sango rekupinda mutsara: inodhura-inoshanda CARIN yekupinda-level basic frame, nyore kugadzira uye yakakwirira practicability.