Mr Chan CH (M/43) came for eye examination, vision is slightly blurry seeing far, near vision is fine. He needs to see far, and he does not really spend much time on phone.
Vision without glasses
R: 6/45 (squeeze eyes: 6/24-)
L: 6/45- (squeeze eyes: 6/30-)
Vision with existing glasses of 10years
R: -4.25/-0.25×5 (6/6-)
L: -4.25/-0.50×180 (6/12-) PH 6/6
Examination shows:
R: -4.50 (6/6) [R: right dominant eye]
L: -5.00/-0.75×160 (6/7.5)
Other assessments show:
Cover Test
Distance: NMD
Near: NMD
Howell Card (6BD on OD)
Distance: 1 EP
Near: 0 – 1 EP
+1.00 Near: 2 – 4 XP
-1.00 Near: 1 – 3 EP
+2.00 Near: 6 – 8 XP
-2.00 Near: 0
NRA (with Add +1.00)
+1.25 (occlusion monocularly: OD blurry, OS clear)
PRA (with Add +1.00)
-2.00 (occlusion monocularly: OD better, OS better)
NPC (RAF rule)
TTN, TTN, TTN, TTN, TTN, TTN
AA (RAF rule)
R: 42yo, 42yo, 42yo
L: 42yo, 43yo, 43yo
Accommodation Facility (Flipper +/- 1.00)
BE: difficult minus lens
R: difficult minus lens
L: difficult minus lens
MEM
R: +1.00
L: +1.00
Fusional Reserves (Prism Bar)
Near, NFV: 6/10/8
Near, PFV: x/14/12
Distance, NFV: x/8/6
Distance, PFV: x/12/10
Vergence Facility (Prism Flipper 12BO/3BI)
Near: 7 cpm (slow BO)
Distance: 5 cpm (slow BO)
Modified
R: -4.50
L: -4.75/-0.75×160
