Prism Trial Lens Set YM-18A

Twin lenses of the following power.

1Δ, 2Δ, 3Δ, 4Δ, 6Δ, 8Δ, 10Δ, 12Δ, 14Δ

Prism lens set  
1.Includes 18pcs of prism lens  
2.Silvr metal rim  
3.Aluminum case