Regarding the Trivex Plano lenses, please kindly find the specifications of lens which be available as follow:-
Material: Trivex Finished Single Vision (plano), Diameter 75mm
Base curve: 6.00
Thickness: 2.0 mm or 2.3 mm
Base curve: 6.00
Thickness: 2.0 mm or 2.3 mm
Please provide us about base curve and CT which you want for 500pcs.