GP Lens Modification

Question 1

You can tighten a lens fit through in-office contact lens modification.
(True/False)

Answer 1

False

Question 2

Any in-office lens modification will loosen a lens fit.
(True/False)

Answer 2

True

Question 3

Why is it important to use light pressure while polishing a contact lens?

Answer 3

It could change the base curve of the lens.

Question 4

What polishing compound can’t be used with gas permeable lenses?

Answer 4

Silvo

Question 5

Why is Silvo not recommended to use for gas permeable lenses?

Answer 5

Because it degrades the surface of the lens.

Question 6

What modifications can be done for peripheral curves?

Answer 6

You can flatten peripheral curves, make them wider, and blend curves.