The answer to this one is, “it depends.” If someone is still able to read large print text and do some craft work, CraftOptics can be very helpful, particularly when combined with the DreamBeam, which most people purchase anyway. When one eye is worse than the other, the stereo effect of looking through the telescopes often allows the good eye to “fill in the blanks” of the bad eye to give a more complete or comfortable image to the user. Call our customer service team to discuss your situation. We have had a lot of success with people who previously had to stop doing the work they love due to vision challenges, and now can go back to that work. Remember, we have a money-back guarantee so if they don’t work for you, we will give you a refund!