diffraction 1 [vynechat] difrakcia 1 [vynechat] fotonika 1 [vynechat] geometrical optics 1 [vynechat] geometrická optika 1 [vynechat] light 1 [vynechat] optical microscopy 1 [vynechat] optická mikroskopia 1 [vynechat] optika 1 [vynechat] photonics 1 [vynechat] polarization (physics) 1 [vynechat] polarizácia 1 [vynechat]