During the same period the [[Omas 361|361]] ogival shapes were adopted also for the other models, with the introduction of the [[Lucens|Lucens Ogiva]] and new versions of the [[Omas Extra|Extra]] (referred as [[Omas 55x|555/S]], [[Omas 55x|556/S]] e [[Omas 55x|557/S]]). These pen were built in celluloid, with a red or yellow transparent window, with some variants equipped with metal caps. But also the traditional multifaceted shapes were kept, both for the [[Omas 361|361]] for the new ''Extra'' series with new models called [[Omas 55x|555/F]], [[Omas 55x|556/F]] and [[Omas 55x|557/F]]. | During the same period the [[Omas 361|361]] ogival shapes were adopted also for the other models, with the introduction of the [[Lucens|Lucens Ogiva]] and new versions of the [[Omas Extra|Extra]] (referred as [[Omas 55x|555/S]], [[Omas 55x|556/S]] e [[Omas 55x|557/S]]). These pen were built in celluloid, with a red or yellow transparent window, with some variants equipped with metal caps. But also the traditional multifaceted shapes were kept, both for the [[Omas 361|361]] for the new ''Extra'' series with new models called [[Omas 55x|555/F]], [[Omas 55x|556/F]] and [[Omas 55x|557/F]]. |