Introduction to Scleral Lenses, Fitting Steps and Fitted with different cases.

1. Introduction to
Scleral Contact Lenses
Riton Deb
Chief Optometrist
Ispahani Islamia Eye Institute & Hospital

4. TYPES OF SCLERAL LENSES

5. SCLERAL LENS ZONES
• Optic Zone
• Houses the optical system
• Base curve
• Power
• Controls sagittal depth
• Transitional/Intermediate zone
• Controls sagittal depth/vault
• Can be reverse geometry
• Haptic zone/ Landing zone
• Landing zone on the conjunctiva
• Supports the weight of the device

6. SAGGITAL DEPTH / VAULT

11. APPLYING SCLERAL LENSES

15. BUBBLE and TOUCH

19. ASSESSING SCLERAL LENSES

27. Keratoglobus fitted with scleral lens

28. A patient with graves ophthalmopathy was
fitted with scleral contact lens

29. Corneal scar from constant lagophthalmos
protected and rehabilitated with a scleral lens

30. Persistent epithelial defect (PED) protected by
a scleral lens

31. Post PK patient with scleral lens wear

32. Post-Intacs patient wearing scleral lenses

33. Scleral lens on a patient with Steven-Johnson
Syndrome

34. Scleral lens with a notch