Diopter :1/2,1,2,3,4,5,6,7,8,9,10, 12,14,16,18,20, 25,30,35,40,45,50

 Diopter(Δ):1/2,1,2,3,4,5,6,7,8,9,10,               12,14,16,18,20,                25,30,35,40,45,50

Total:23 pieces including one red filter lens

Size:37×37mm

Material:Acrylic

Package:Aluminum Case

loose prism