Is between 18 and 40 years of age (inclusive) 
Has had a self-reported visual exam in the last two years 
Is an adapted Avaira sphere contact lens wearer (at least 1 week in Avaira sphere) 
Has a contact lens spherical prescription between + 2.25 to - 8.00 (inclusive) 
Has a spectacle cylinder up to 0.75D in each eye. 
Can achieve best corrected spectacle distance visual acuity of 20/25 (0.10 logMAR) or better in each eye. 
Can achieve a distance visual acuity of 20/30 (0.18 logMAR) or better in each eye with the study contact lenses. 
Has clear corneas and no active ocular disease 
Has read, understood and signed the information consent letter. 
Patient contact lens refraction should fit within the available parameters of the study lenses. 
Is willing to comply with the wear schedule (at least 5 days per week, > 8 hours/day assuming there are no contraindications for doing so). 
Is willing to comply with the visit schedule 

NCT02406495_inc_T1
Value
between 18 and 40 years (inclusive)
NCT02406495_inc_T2
Person
age
NCT02406495_inc_T3
Procedure
self-reported visual exam
NCT02406495_inc_T4
Temporal
in the last two years
NCT02406495_inc_T5
Device
Avaira sphere contact lens
NCT02406495_inc_T6
Temporal
at least 1 week in Avaira sphere
NCT02406495_inc_T7
Reference_point
Avaira sphere
NCT02406495_inc_T8
Device
Avaira sphere
NCT02406495_inc_T9
Device
contact lens
NCT02406495_inc_T10
Value
+ 2.25 to - 8.00 (inclusive)
NCT02406495_inc_T11
Qualifier
spherical
NCT02406495_inc_T12
Device
spectacle cylinder
NCT02406495_inc_T13
Value
up to 0.75D
NCT02406495_inc_T14
Measurement
best corrected spectacle distance visual acuity
NCT02406495_inc_T15
Value
20/25 or better
NCT02406495_inc_T16
Value
0.10 logMAR or better
NCT02406495_inc_T17
Measurement
distance visual acuity
NCT02406495_inc_T18
Value
20/30 or better
NCT02406495_inc_T19
Value
0.18 logMAR or better
NCT02406495_inc_T20
Device
study contact lenses
NCT02406495_inc_T21
Condition
clear corneas
NCT02406495_inc_T22
Condition
ocular disease
NCT02406495_inc_T23
Negation
no
NCT02406495_inc_T24
Temporal
active