The number of visually impaired people is huge in India (exact statistics of visual impairment is not available, but large chunks of the legally blind people have “functional vision”). There is an estimated 124 million people world wide having low vision.
Facilities @ lotus - The various optical devices
- Magnifying microscopic glasses
- Hand magnifiers
- Stand magnifiers
- Telescopes
- CCTV
Optical aids are important, but more stress given to non-optical aids, counseling, motivation, positive language, patience and training of the visually impaired person.
low vision workup
- Correct the refractive error
- Establish a GOAL
- Improve contrast and try non optical devices and assess - "Working distance" of different tasks
- lastly, calculate the “magnification” needed
- Choose the appropriate optical device
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