To Serve Our Customers Better
Please specify the following
when placing an order for a one lens only Rx:
- Base curve
- Optical center
on bifocals and trifocals
- Amount of EQ (prism
thinning) on a progressive lens
- Uncut lens orders
send/fax drawing of lens, include A, B, and ED measurements. (ED is
twice the radius measurement)
When taking a Seg
Height or Fitting Height, measure to the deepest part of the frame.
When neutralizing the
add power on a plus lens
- Take your distant
readings as usual
- Reverse the lens
to check the add power
Before sending in
an rx, glance over the invoice to make sure there is nothing missing,
(P.D., Seg Height, + or - sign, Material, Lens Style, etc.), and the frame
information is accurate.
Always make sure
your name is included when sending in a frame for an Rx.
When neutralizing
an Rx for vertical prism, always check the strongest lens first.
Neutralizing prism,
on a progressive lens, should be done 4mm below the fitting cross.