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Progressive lenses
put distance and near vision on one pair of eyeglasses. We have
more than one option for progressive lenses:
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"Progressive"  -
"Progressive + Tint no AR"
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"Progressive Super
Short"
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"Progressive Super
Short + Tint + AR"
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"Progressive
Photochromic"
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"1.61 Progressive"
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"1.67 Progressive"
- Reference:
Lens Index vs. Prescription Power
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Our
progressive lens is:
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1)
bifocal
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2) 1.57 high
index (see index reference table
)
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3) short corridor
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4) comes
with AR coating, UV, and scratch coatings
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5)
"progressive",
option
cost $50
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Tint
progressive lenses for sunglasses:
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1)
bifocal
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2) 1.57 high
index (see index reference table
)
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3) short corridor
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4) tint
with a wide
range of colors
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5) tinting
doesn't change color according to light condition (NOT
photochromic)
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6)
anti-reflection coating NOT included in this option
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7) anti-UV, scratch and reflection coatings
included
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8)
"progressive
+ tint no AR", option
cost $62
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Super short corridor progressive lenses - lenses made better
and smaller:
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1)
bifocal
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2) 1.57 high
index (see index reference table
)
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3) super short corridor
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requires
lesser distance to go from distance to near vision area |
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can
make small lens shape with lens height of 28mm |
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requires
less eye movement, thus less fatigue |
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4) anti-UV, scratch and reflection coatings
included
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5)
"prog.
super short", option
cost $75
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Super short corridor
progressive sunglasses - looks cooler than those teens:
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1)
bifocal
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2) 1.57 high
index (see index reference table
)
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3) super short corridor
|
|
requires
lesser distance to go from distance to near vision area |
|
|
can
make small lens shape with lens height of 28mm |
|
|
requires
less eye movement, thus less fatigue |
|
| |
4) tint
with a wide
range of colors
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5)
tinting doesn't change color according to light condition (NOT
photochromic)
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6) anti-UV, scratch and reflection coatings
included
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7)
"prog.
super short +tint +AR", option
cost $89
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1.61 index
progressive lens
:
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1)
bifocal
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2) 1.61 super high
index (see index reference table
)
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3) short corridor
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4) comes
with AR coating, UV, and scratch coatings
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5)
"1.61
progressive", option
cost $94
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1.67 index
progressive lens
:
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1)
bifocal
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2) 1.67 ultra high
index (see index reference table
)
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3) short corridor
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4) comes
with AR coating, UV, and scratch coatings
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5)
"1.67
progressive", option
cost $220
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Lens Index vs. prescription power |
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sphere
< 3.00 |
3.00
< sphere <
5.00 |
sphere
> 5.00 |
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1.57
high index |
good |
fair |
not
so good |
| 1.61
super high |
below
1.00
close to 1.57 |
good |
fair |
| 1.67
ultra high |
below
3.00
close to 1.61 |
good |
good |
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