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Optical Biometry - LENSTAR Lens Constants.

It is important to remember that these numbers simply represent a starting point, with optimization to follow.

In no way are these numbers meant to be definitive.

To begin the process of optimization, please visit our Physician Downloads.


IOL Model

Manufacturer's
A-constant

Haigis
a0, a1 & a2

Holladay 1
Surgeon Factor

Hoffer Q
pACD

SRK/T
A-constant

Number of
Implantations

Physician
Contributors

Alcon
MA60AC

118.4

a0 = 0.585

a1 = 0.221

a2 = 0.151

1.64

5.39

118.71

220

11

Alcon
SN60WF

118.7

a0 = -0.576

a1 = 0.311

a2 = 0.197

1.81

5.61

119.02

2111

1, 2, 3, 4, 5, 6, 9, 10, 11, 13

AMO Tecnis
Z9002

118.7

a0 = -1.185

a1 = 0.211

a2 = 0.244

1.97

5.78

119.20

289

8

AMO Tecnis
ZMB00

118.8

a0 = -0.735

a1 = 0.293

a2 = 0.219

2.11

5.90

119.47

231

12

AMO Tecnis
1 ZCB00

118.8

a0 = -0.028

a1 = 0.313

a2 = 0.184

2.07

5.88

119.37

208

7

B&L Akreos
Adapt AO

118.0

a0 = -0.418

a1 = 0.259

a2 = 0.186

1.60

5.39

118.63

222

9

 

1.Douglas Koch, MD, Houston, TX, USA

2. Li Wang MD PhD, Houston, TX, USA

3. Johnny Gayton, MD, Robbins-Warner, GA, USA

4. Sheridan Lam MD, Chicago, IL, USA

5. Warren Hill MD, Mesa, AZ, USA

6. Les Grosinger MD, Bloomfield Hills, MI, USA

7. Joseph Sokol MD, Shelton CT, USA

8. Aaron Kuzon MD, Mount Vernon, VA, USA

9. Brad McCuaig MD, Kitchener, ON, CANADA

10. John Zdral MF, Fullerton, CA, USA

11. Nitin Patel MD, Navsari, Gujarat, INDIA

12. Joseph Bishop, Hilton Head Island, SC, USA

13. Randy Ennen, MD, Ft. Smith, AR, USA

It is important to remember that these numbers simply represent a starting point, with optimization to follow.

In no way are these numbers meant to be definitive.

To begin the process of optimization, please visit our Physician Downloads.


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