Chan Bee Hock

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Mr Chan BH (M/72) came for eye examination, vision with existing glasses is fine seeing near & he does not wear to see far.

Unaided Vision
R: 6/12
L: 6/12

Vision with existing glasses of 3 years
R: +0.50/-1.00×40
L: +0.50/-0.75×90
Add: +2.50

Examination shows:
R: +0.25/-0.25×35 (6/9-) (PHNI)
L: +0.25 (6/9-) (PHNI) [L: left dominant eye]
Add: +2.25

Other assessments show:

Cover Test
Distance: NMD
Near: NMD

Howell Card
Distance: 2 XP
Near: 2 XP
+1.00 Near: 2 XP
-1.00 Near: 2 XP

NRA
+0.75

PRA
-0.50

NPC (RAF rule)
12/16cm, 12/16cm, 12/16cm, 12/16cm, 12/16cm, 12/16cm

Fusional Reserves (Prism Bar)
Near, NFV: x/10/8
Near, PFV: 10/20/16 (above blur point 10, double then single)
Distance, NFV: x/10/4
Distance, PFV: x/10/6

Vergence Facility (Prism Flipper of 12Base Out & 3Base In)
Near: 1 cpm (double BO)
Distance: 0 cpm (double BO)

Colour Vision
R: normal
L: normal

Amsler Grid
R: all lines are straight
L: all lines are straight

Interpupillary distance, IPD = 6.6cm