hat
Prèske tout bagay posib: repons enjenyè yo a, pou egzanp, egzijans nan "parantèz fleksib" ka Lè sa a, swa favorab (prentan charnyèr) oswa elegant (trè fleksib metal alyaj). Ak si wi ou non linèt pou moun ki soufri alèji konsiste de alèji-gratis materyèl oswa se sèlman epè kouvri ak vèni, ki asire konpatibilite, tou afekte pri ak aparans.
eng
Almost everything is possible: the engineers' response to, for example, the requirement of "flexible brackets" can then be either favorable (spring hinge) or elegant (highly flexible metal alloy). And whether glasses for allergy sufferers consists of allergy-free materials or is only thickly covered with varnish, which ensures compatibility, also affects price and appearance.