Yu Tian (F/12) came for eye examination, with complaint of blurry far vision with existing glasses.
Vision without glasses
R: 6/30-
L: 6/30-
Vision with existing glasses of 2years
R: -1.50 (6/12- 6/9-)
L: -1.50 (6/7.5-)
Examination shows:
R: -2.00/-0.25×180 (6/6) (+1.00 blur lens test: 6/15-) (R: right dominant eye)
L: -1.75/-0.25×180 (6/6) (+1.00 blur lens test: 6/15-)
Add: +0.50
Other assessments show:
Cover Test
Distance: NMD
Near: NMD
Howell Card (6BD on OD)
Distance: 0 – 1 EP
Near: 2 XP
+1.00 Near: 4 XP
-1.00 Near: 1 EP
NRA
+3.00
PRA
-2.75
NPC (RAF rule)
RE deviates @8cm
AA (RAF rule)
R: 12yo, 12yo, 12yo
L: 8yo, 8yo. 8yo
Accommodation Facility (Flipper +/- 2.00)
BE: difficult minus lens
R: difficult minus lens
L: difficult minus lens
MEM
R: +0.75
L: +0.75
Fusional Reserves (Prism Bar)
Near, NFV: x/18/14
Near, PFV: 10/20/14 (above blur point 10, double then single)
Distance, NFV: x/10/8
Distance, PFV: x/18/16
Vergence Facility (Prism Flipper of 12BO & 3BI)
Near: 8 cpm (slow BO)
Distance: 3 cpm (slow BO)