Mr Guna (M/50) came for eye examination, vision with existing glasses is fine seeing far & near. The lens coating has peeled.
Vision without glasses
R: xguess 6/120
L: 6/120
Vision with existing glasses
R: -4.25/-1.50×15 (6/6-)
L: -4.50/-0.50×175 (6/9- 6/7.5-)
Add: +1.75
Examination shows:
R: -4.25/-0.50×15 (6/6) (+1.00 blur lens test: 6/12) (R: right dominant eye)
L: -4.25/-0.25×170 (6/6) (+1.00 blur lens test: 6/12+)
Add: +1.75 (N5@40cm)
Other assessments show:
Cover Test
Distance: NMD
Near: small – moderate XP, fast – moderate recovery
Howell Card (6BD on OD)
Distance: 0
Near: 14 XP
+1.00 Near: 16 XP
-1.00 Near: 6 – 8 XP
NRA
+1.00
PRA
-1.00
NPC (RAF rule)
8/10cm, 8/10cm, 8/10cm, 8/10cm, 8/10cm, 8/10cm
AA (RAF rule)
R: 47yo, 47yo
L: 47yo, 47yo
Accommodation Facility (Flipper +/- 1.00)
BE: difficult minus lens
R: difficult minus lens
L: difficult minus lens
MEM
R: +0.50
L: +0.25
Fusional Reserves (Prism Bar)
Near, PFV: 10/40/30
Near, NFV: x/16/14
Distance, NFV: x/8/6
Distance, PFV: x/8/6
Vergence Facility (Prism Flipper of 12BO & 3BI)
Near: 5 cpm (slow BO)
Distance: 0 cpm (double BO)
Slit Lamp Examination
R: vy mild cataract
L: vy mild cataract
Fluorescein staining
R: -ve staining
L: -ve staining