71m/m Regular (Spherical) Lenticular

Rd. 22m/m Bifocal (44m/m Field) (Bowl)

 

Semi-Finished:

Material: CR-39*

 

Field Size: 44m/m

 

Base Curves: 8.00, 10.00, 12.00, 14.00, 16.00

 

Additions: 1.00, 1.50, 2.00, 2.50, 3.00, 3.50, 4.00, 4.50, 5.00, 5.50, 6.00, 6.50, 7.00, 7.50, 8.00, 8.50, 9.00, 9.50, 10.00

 

Other Additions: Available and quoted upon your request.

 

 

Lens Style

Actual Size

Nominal Curve

Actual Curve

Back Curve

Sag 35m/m

C.T.

E.T.

Seg Inset

Seg Drop

Bowl Size

 

 

 

 

 

 

 

 

 

 

 

Rd-22

71m/m

8.25

*

6.25

 

 

11.5

0

4

44m/m

Rd-22

71m/m

10.25

*

6.25

2.890

---

11.5

0

4

44m/m

Rd-22

71m/m

12.00

*

6.25

3.536

---

11.5

0

4

44m/m

Rd-22

71m/m

14.00

*

6.25

4.128

---

11.5

0

4

44m/m

Rd-22

71m/m

16.00

*

6.25

4.758

---

11.5

0

4

44m/m

Rd-22

71m/m

18.00

*

6.25

5.418

---

11.5

0

4

44m/m

 

 

 

 

 

 

 

 

 

 

 

Note:* TRUE BASE CURVE specified on each lens you receive. 

 

 

 

 

 

 

 

 

 

Categories: Cataract & Low Vision

 

 

          71 m/m Lenticular 44m/m Field (Bowl)
                         Rd. 22m/m Bi-focal