Trial Lens Case

Product DescriptionThis 104 pcs trial lens set is a small potable ophthalmology calculating apparatus used in the home or glasses shops to exam a person's refractive error including hyperopia, myopia, presbyopia and astigmatism etc.Specific Lens104 Trial lens set including:Spheres: 18 pairs each of concave and convex0.25D to 2.00D in 0.25 steps2.50D to 4.50D in 0.50 steps5.00D to 8.00D in 1.00 steps10.00DCylinders: 6 pairs each of concave and convex0.25D to 1.00D in 0.25 steps2.00D to 3.00D in 1.00 stepsPrisms: 4 pieces0.5 , 1.0, 2.00, 3.00Accessories: 4 piecesBL, RF, FLCross

Product description This 266pcs trial lens set is very useful for optometrist, vision testers or household use. It containing with 266pcs of lenses, including 160 spherical lenses, 80 cylindrical lenses,12 prisms, and 12 accessories.Specific LensSpheres: 40 pairs each of concave and convex0.25D to 6.00D in 0.25 steps6.50D to 10.00D in 0.50 steps11.00D to 15.00D in 1.00 steps16.00D to 20.00D in 2.00 stepsCylinders: 20 pairs each of concave and convex0.25D to 4.00D in 0.25 steps4.50D to 6.00D in 0.50 stepsPrisms: 12 pieces0.5 (2), 1.0 -10(1)Accessories:14 piecesRF, GF, BL, FL (1); PL, MR,

Product DescriptionSpecific Lens104 Trial lens set including:Spheres: 18 pairs each of concave and convex0.25D to 2.00D in 0.25 steps2.50D to 4.50D in 0.50 steps5.00D to 8.00D in 1.00 steps10.00DCylinders: 6 pairs each of concave and convex0.25D to 1.00D in 0.25 steps2.00D to 3.00D in 1.00 stepsPrisms: 4 pieces0.5 , 1.0, 2.00, 3.00Accessories: 4 piecesBL, RF, FLCross cylinder 1 piece: 0.25 or 0.5

Product description This trial lens set contains 266 pcs of lenses, including 160 spherical lenses, 80 cylindrical lenses,12 prisms, and 12 accessories.Specific LensSpheres: 40 pairs each of concave and convex0.25D to 6.00D in 0.25 steps6.50D to 10.00D in 0.50 steps11.00D to 15.00D in 1.00 steps16.00D to 20.00D in 2.00 stepsCylinders: 20 pairs each of concave and convex0.25D to 4.00D in 0.25 steps4.50D to 6.00D in 0.50 stepsPrisms: 12 pieces0.5 (2), 1.0-10.0(1)Accessories:14 piecesRF,GF,BL,FL (1) PL,MR,SS,CL,PH (2)Cross cylinder: 0.25(1), 0.5(1)DimensionCase Size:   23.2" *

Product description This trial lens set contains 232 pcs of lenses, including 140 pcs spherical lenses, 68 pcs cylindrical lenses,12 pcs prisms, and 14 pcs accessories.Specific LensSpheres: 35 pairs each of concave and convex0.120.25D to 4.00D in 0.25 steps4.50D to 8.00D in 0.50 steps9.00D to 15.00D in 1.00 steps16.00D to 20.00D in 2.00 stepsCylinders: 17 pairs each of concave and convex0.12D0.25D to 2.50D in 0.25 steps3.00D to 5.00D in 0.50 steps6.00DPrisms: 12 pieces0.5 (2), 1.0-10.0(1)Accessories:14 piecesRF,GF,BL,PL,FL,SS (1) MR,CL,PH (2)Cross cylinder: 0.25(1), 0.5(1)

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