The correct transposed RX for -1.00-.50x37 is? - ACCURATE ANSWERS -1.50 + 0.50 x 127
The correct transposition for +2.00 -2.00 x 060 is? - ACCURATE ANSWERS Plano +2.00 x 150
An uncut lens must be at least _______ mm in diameter to allow the edging of a 54 mm round lens decentered 3 mm in: - A...
The correct transposed RX for -1.00-.50x37 is? - ACCURATE
ANSWERS✔✔ -1.50 + 0.50 x 127
The correct transposition for +2.00 -2.00 x 060 is? - ACCURATE
ANSWERS✔✔ Plano +2.00 x 150
An uncut lens must be at least _______ mm in diameter to allow the
edging of a 54 mm round lens decentered 3 mm in: - ACCURATE
ANSWERS✔✔ 60 mm
A +3.00 sphere lens has a front base curve of +6.25. What is the back
surface curve? - ACCURATE ANSWERS✔✔ -3.25
A -2.00 -1.00 x 045 lens has a front base curve of +6.25. What are the
back surface curves? - ACCURATE ANSWERS✔✔ -8.25 -1.00
Moving the optical center of a plus lens inward from the correct PD
results in _____ - ACCURATE ANSWERS✔✔ Base in prism
Where will the optical center appear in a lensometer when neutralizing a
left lens for base in prism? - ACCURATE ANSWERS✔✔ To the left of
the target center
, Glazing is a term used to indicate _____ - ACCURATE ANSWERS✔✔
A defect that occurs when an anti-reflective lens is tinted
Frequently, bicentric grinding (slab-off) is used as a means of obtaining
prism in the reading field to correct induced prism imbalance. The usual
correction during the fabrication process is achieved by grinding prism
in the following direction: - ACCURATE ANSWERS✔✔ up
A patient stops in to see you for adjustment of his glasses. After careful
inspection you find the only thing wrong that there is too much
pantoscopic tilt. To make the necessary adjustment you will: -
ACCURATE ANSWERS✔✔ Angle the temples upward from the end
pieces
If the RX is +2.00 -4.00 x 135, it would be necessary to decenter the lens
_____to create 1.00 prism base in : - ACCURATE ANSWERS✔✔ not
possible
Rewrite the RX below, which is prescribed for a patient afflicted with
double vision, so as to make better balanced lenses:
OD -1.00 -0.50 x 090 5.00 BU
OS -1.25 - 0.50 x 090 1.00 BD - ACCURATE ANSWERS✔✔ OD -1.00
-0.50 x 090 3.00 prism BU
OS -1.25 -0.50x 090 3.00 prism BD
Correct the imbalance in the following prescription by use of slab-off.
Reading level is 10 mm:
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