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I think if you use the back vertex formula/true curve formula that works for plus.
Those where what I was trying to use for this but wasn't getting any tools close to this.
I was in the 9ish...

Thank you so much. I know this will probably happen again. I can refer to this. Took a screen shot to keep as a tool.
Appreciate it so much!

I forgot to put in there that the customer insisting poly. So those are the lenses we have OPC on the box are
406200832 R
406200386 L
I know there has to be a formula to solve this. If any one...

So a colleague and I are debating on how to figure out the tools for a job. We only have one set of lenses that took close to a month to arrive. They are 1.75 base 1.50 add progressives. The true...

I have a tool that blocks the heat from the lenses. If I remember on Monday I will get the info on here on where to purchase it. It's been years since I got it, but I know the manufacture is engraved...

Thanks for all the great ways to explain this to the customers. I'm going to give this info to my sales associates. I think all of this will work for getting a better outcome from this.

I'm in AZ. I have customers coming back in all the time complaining about the Transitions don't work on their glasses. I put them under the Transition demo light to activate them and give them back...

I bought a new printer. I think I got it now. Thanks alot. I've also just tried calling all the lens manufactures and only younger was the only one to call me back and ask what I wanted and are...

Can anyone tell me what or who I contact to get centration charts for essilor. At my other place they where just sent to us. Now I'm running a store that has zero centration charts. I've tried the...

Target Optical is looking for someone asap. You can contact @ smay@luxotticaretail.com

At nao.org they have a really good book. 2007 Certification Exam Review Tutorial. I used it and it helped alot. The CD and book set from OTI is a wasted of money in my opinion. They go over a...

You can get two polarization tools and make one. I do that all the time. Just put them 90 degrees from each other. Then use like normal.

At Lenscrafters we have this stuff called camo. It's like a pen to color the side of a lens in high scripts. I don't know if there is anything online about them. I'll see who the manufacture is and...

Here is what they say I need to do for the test.


As part of the practical examination: you will be required to neutralize three pair of eyeglasses on a lensometer; you must take a split pd for...

Go to www.payscale.com and enter your info. That site is great on giving pay rates around the nation. Congrats.

I got the results and scored an 80. I rock.:D

I used The OTI study guide also. I don't think it was helpful as they boast. It did help a bit on understanding the info. But, hardly anything from the guide was on the test. I noticed more of the...

So if the rx has cyl I don't make it a sphere only script and then compensate for vertex distance. I'm using OTI review and they tell me to put the rx in - cyl. Then drop the cyl and axis and...

Thanks Chilling that is the stuff I need to know. Could you tell me how to figure vertex distance. I don't think Darryl knew what I was asking for. I just need to know how to compensate vertex...

I need help with some math formulas for my NCLE test.
#1 How to calculate the vertex distance for a spectical rx to a CL RX
I was given a rule of thumb that +10.00 move 5mm = .5D
What is the math...

Is it free? I already dropped $300.00 for my OTI stuff and don't want to pay anymore.

Everyone at the office says it's more than enough for the exam. I think it's working really good for me. I still could learn a bit more, but not working with contact lenses is what is hurting me. ...

I'm getting ready to take the test on the 18th. I don't work with cl either and never have. What I'm using is the Optical Traing Institute's Exam Prep. It seems to be doing very well for me. I...

I've been studying for the NCLE on the 18th. I'm using the Exam Preparation from OTI. It seems to be doing good for me. I have no experiance with contacts and now I know more than I did last...