OM t of c.iii - Vision Research Coordinating Center - Washington ...

2/22/96 Chapter 9 Contact Lens Fit Assessment page 9-4
Table 9-1. CLEK Study Trial Contact Lens Set.
BASE CURVE POWER OAD/OZ SCr
(mm) (D)
8.00(42.19) -3.00 8.6/6.5 9.00
7.90(42.72) -3.00 8.6/6.5 9.00
7.80(43.27) -4.00 8.6/6.5 9.00
7.70(43.83) -4.00 8.6/6.5 9.00
7.60(44.41) -4.00 8.6/6.5 8.50
7.50(45.00) -4.00 8.6/6.5 8.50
7.40(45.61) -6.00 8.6/6.5 8.50
7.30(46.23) -5.00 8.6/6.5 8.50
7.20(46.87) -5.00 8.6/6.5 8.50
7.10(47.54) -7.00 8.6/6.5 8.50
7.00(48.21) -6.00 8.6/6.5 8.50
6.90(48.91) -6.00 8.6/6.5 8.50
6.80(49.63) -8.00 8.6/6.5 8.50
6.70(50.37) -7.00 8.6/6.5 8.50
6.60(51.14) -6.00 8.6/6.5 8.50
6.50(51.92) -8.00 8.6/6.5 8.50
6.40(52.73) -8.00 8.6/6.5 8.50
6.30(53.57) -7.00 8.6/6.5 8.50
6.20(54.44) -9.00 8.6/6.5 8.50
6.10(55.33) -8.00 8.6/6.5 8.50
6.00(56.25) -7.00 8.6/6.5 8.50
5.90(57.20) -9.00 8.6/6.5 8.50
5.80(58.19) -8.00 8.6/6.5 8.50
5.70(59.21) -7.00 8.6/6.5 8.50
5.60(60.27) -9.00 8.6/6.5 8.50
5.50(61.36) -8.00 8.6/6.5 8.50
5.40(62.50) -8.00 8.6/6.5 8.50
5.30(63.68) -8.00 8.6/6.5 8.50
5.20(64.90) -8.00 8.6/6.5 8.50
5.10(66.18) -8.00 8.6/6.5 8.50
5.00(67.50) -10.00 8.6/6.5 8.50
All diagnostic contact lenses are PMMA with a third curve radius of 11.00 mm and a
third curve width of 0.2 mm. On base curves from 5.00 to 7.60 mm, the secondary curve
radius is 8.50 mm. On base curves from 7.70 through 8.00 mm, the secondary curve
radius is 9.00 mm. The lenses are lightly blended and the center thickness is 0.15 mm.