2.5 Expanded Field TTL Loupe on Ray-Ban Justin

Description Our Customized built-in TTL (Through The Lens) will be made specifically for any individual.  Our 2.5 Expanded Field TTL Loupe offers a 5.0" Field of View and 6" depth of field, giving you a wide range of motion.   Light Clip Option:   If you have a light you may opt to have the light clip installed onto the frame. The light clip is shown in the pictures above.  Please Note:  Although we try to get your customized loupes to you as quickly as possible, it can take 4-6 weeks. How to Customize your Loupe Step One: Find your Frame and Magnification Step Two: Finding your IPD IPD: This is the measurement from the center of your face to each pupil.  This measurement needs to be taken by an optometrist. Step Three: Calculate your Working Distance You will need to measure your working distance. Click here to find your working distance.  For your order to be created, you will need to place your IPD and WORKING DISTANCE  in the notes area prior to checkout.  **If you have any prescri