Get a bowl, full of water. Clean the back side of the Rx lens. Mark Fresnel at prism poles with an indelible pens like a lens marker (towards outside of the intended used area). Important : NEVER put...
The BO is there with the minus lens, it's just more difficult to notice. Spot up the OC and draw a vertical diameter line through it to the edges and you'll better see it. It's slight, only about...
I do a fair amount of Fresnel press on prisms for patients newly experiencing diplopia to trial prism correction. I have such a hard time getting them to look completely clear with no bubbles. I...
Don't argue and don't show any negative emotion. I do still offer and explain what each lens feature, like AR, does and why I recommend it. With Transitions, I do make sure to let people know they...
Get a bowl, full of water. Clean the back side of...
Get a bowl, full of water. Clean the back side of the Rx lens. Mark Fresnel at prism poles with an indelible pens like a lens marker (towards outside of the intended used area). Important : NEVER put...
optical24/7 04-25-2024, 05:23 PM