This Petzval highly luminous early form of photo lens was used by the enterprising Viennese optician Voigtländer, who launched its mass production and won a silver medal at the World's Exhibition Fair in Paris. Petzval also perfected the telescope and designed the opera glasses.
Ito Petzval mataas na nagliliwanag unang bahagi ng form ng litrato lens ay ginagamit ng mga taga-Biyena optiko Voigtländer handa sa hirap, na inilunsad nito sa masa produksyon at napanalunan ng isang pilak medalya sa World's Exhibition Fair sa Paris. Petzval din ganap ang teleskopyo at dinisenyo ang opera salamin sa mata.