Call Girl Number in Vashi Mumbai📲 9833363713 💞 Full Night Enjoy
Advancement in Low Vision management.pptx
1. Advancement in Low Vision Aids
S. M. Abdullah Al Mamun
M. Optom, B. Optom
2. Low vision
• Low vision - the best corrected visual acuity in the better eye less
than 6/18 and/or visual field less than 20 degree from the point of
fixation.
• Blindness – the best corrected visual acuity in the better eye less
than 3/60 and/or visual field less than 10 degree from the point of
fixation.
3. Difficulties dealt…
• Inability to recognize distance objects and faces
•Watching TV
•Seeing black board (for students)
• Problems writing/ completing paperwork
•Computer tasks / Mobile tasks
• Difficulty in mobility and navigation
•Glare problems
4. Most common conditions seen in the clinic
• Congenital cataract / Aphakia
• Retinitis Pigmentosa
• Albinism
• Diabetic retinopathy
• Age related macular degeneration
• Heredomacular degeneration (eg: Stargardt’s disease)
• Glaucoma
• Nystagmus
• Optic nerve problems (eg: Optic atrophy)
6. Low vision devices
• LVD enable people with LV to join in their everyday activities
• Assist in promoting independent living
• LVDs enhance residual visual function
• There are two main types of low vision devices used for low
vision people:
• Optical devices
• Non-optical devices
18. Non optical devices
• Relative size and larger assistive devices.
• Glare, contrast and lighting control devices.
• Posture and comfort maintenance devices.
• Handwriting and written communication devices.
• Medical management devices.
• O & M management techniques and devices.
• Sensory substitution devices.
36. Referral section
Blind school and Rehabilitation center:
Orientation and Mobility Training
Vocational training
Adjustment training (Daily living skills)
Child development center and Rehabilitation center:
Early Intervention for children with Multiple
disabilities
Special schooling: for Multiple disabilities children
Social Welfare Department: Disability certificate