| | | 2 | $1.99
| $2.00 | 4h 34m | |
| | | 1 | $32.90
| $14.10 | 2h 19m | |
| | | - | $2.00
| $3.50 | 6h 18m | |
| | | - | $3.00
| Free | 9h 00m | |
| | | - | $1.99
| $3.00 | 6h 15m | |
|
| | | - | $0.99
| $3.00 | 1h 56m | |
| | | 10 | $24.47
| $3.00 | 7h 46m | |
| | | | - | $1.99
| $3.00 | 6h 42m | |
| | | - | $1.99
| $3.00 | 6h 28m | |
| | | | - | $2.99
| $3.00 | 6h 54m | |
| | | - | $3.00
| Free | 9h 01m | |
| | | - | $0.99
| $2.00 | 7h 17m | |
| | | | - | $2.99
| $3.00 | 7h 05m | |
| | | 5 | $11.71
| $3.00 | 7h 48m | |
| | | 1 | $1.99
| $3.00 | 2h 29m | |
| | | - | $4.00
| Free | 9h 01m | |
| | | 1 | $0.25
| $2.50 | 8h 23m | |
| | | - | $0.50
| $2.50 | 6h 29m | |
| | | - | $3.00
| Free | 9h 01m | |
| | | - | $4.00
| $6.00 | 8h 19m | |
| | | - | $0.99
| $3.00 | 8h 19m | |
| | | 1 | $0.99
| $3.50 | 5h 10m | |
| | | 1 | $0.75
| $2.50 | 4h 20m | |
| | | 10 | $13.79
| $4.99 | 14h 52m | |
| | | - | $0.99
| $2.95 | 12h 29m | |
| | | - | $0.99
| $3.50 | 4h 32m | |
| | | - | $5.00
| Free | 9h 01m | |
| | | 4 | $6.52
| $3.50 | 6h 26m | |
|
| | | - | $0.99
| $3.50 | 2h 18m | |
| | | - | $1.99
| $3.95 | 13h 29m | |
| | | | -
 | $2.49 $69.95
| $3.00 | 13h 10m | |
| | | 1 | $3.00
| Free | 9h 01m | |
| | | - | $3.00
| Free | 9h 01m | |
| | | 2 | $0.99
| $3.00 | 10h 59m | |
| | | - | $0.99
| $2.50 | 13h 56m | |
| | | - | $0.99
| $3.00 | 12h 43m | |
| | | - | $0.99
| $1.25 | 12h 51m | |
| | | 1 | $3.00
| Calculate | 7h 26m | |
| | | - | $9.99
| $3.95 | 13h 30m | |
| | | - | $9.99
| $3.00 | 1h 58m | |
| Almost a Complete Set! 160 DIFFERENT REFRACTORS!
| | 3 | $16.61
| Calculate | 12h 59m | |
| | | - | $0.99
| $3.00 | 12h 43m | |
| | | - | $0.99
| $1.25 | 12h 57m | |
| | | 1 | $0.99
| $1.25 | 12h 58m | |
| | | - | $0.99
| $1.25 | 12h 54m | |
| | | - | $0.99
| $3.00 | 14h 00m | |
| | | | - | $0.99
| $3.00 | 13h 58m | |
| | | | - | $0.99
| $3.00 | 12h 36m | |
| | | | 1 | $0.99
| $3.00 | 13h 21m | |
| | | 1 | $0.99
| $1.25 | 12h 47m | |