_{Fektheri ea VR}

1. Kopana le litlhoko tsa pono e hole le e haufi
Likhalase tsa ho bala letsatsi tsa Bifocal, tse nang le likhopolo tse ikhethang tsa moralo le theknoloji, li atlehile ho rarolla bothata ba hore likhalase tsa setso 'marakeng li ka finyella litlhoko tsa pono e le' ngoe feela. Ha e finyelle feela litlhoko tsa batho ba nang le hyperopia bakeng sa pono e hlakileng e hōle empa hape e finyella litlhoko tsa batho ba nang le myopia bakeng sa pono e hlakileng ea lintho tse haufi e le hore batho ba nang le mathata a fapaneng a pono ba ka fumana phihlelo e ntle ea pono.

2. Mosebetsi o motle oa likhalase tsa letsatsi
Ha li kopantsoe le likhalase tsa letsatsi, likhalase tsa ho bala tsa letsatsi li ka thibela mahlaseli a ultraviolet ka katleho, tsa sireletsa mahlo a hao hore li se ke tsa chesoa ke khanya ea letsatsi, 'me tsa fana ka tšireletso e feletseng bakeng sa mahlo a hao. E u lumella ho bona lintho ka ho hlaka ha u ntse u sireletsa mahlo a hao ho senya ha u etsa mesebetsi ea ka ntle.

3. Moralo oa foreimi ea katse ea feshene
Likhalase tsa ho bala letsatsi tsa Bifocal li nka moralo oa feshene oa foreimi ea katse ea mahlo. Setaele se ikhethileng sa moralo ha se bonts'e likarolo tsa motho feela empa hape se tletse feshene. Likhalase tsena ha li sebetse feela empa hape li feshene ebile li khabisa.

4. Boiphihlelo bo bonolo ba pono
Moralo oa likhalase tsa letsatsi tsa bifocal o etsa hore ho be bonolo ho uena ho bona lintho. Ha ho hlokahale hore u fetole likhalase khafetsa. Likhalase tse peli feela li ka khotsofatsa litlhoko tsohle tsa hau tsa pono. Ho sa tsotellehe hore na u shebile hōle kapa u le haufi, u ka etsa joalo habonolo.

5. Litšebeletso tse ikhethileng tsa motho ka mong
Likhalase tsa ho bala letsatsi tsa Bifocal li boetse li fana ka foreimi ea LOGO Customization le lits'ebeletso tsa ho etsa liphutheloana tsa kantle, tse u lumellang ho ba le likhalase tse ikhethang le ho bonts'a botle ba botho ba hau.

Likhalase tsa ho bala letsatsi tsa Bifocal ke likhalase tsa boleng bo holimo tse kopanyang ts'ebetso, feshene le botho. Ke khetho e nepahetseng bakeng sa tlhokomelo ea hau ea pono le ho tsamaisana le feshene.