Hi Jo, as checked, this frame
FASM1771 has a lens height of 52mm. You can also check the "size chart" for more information and it's below the lens color selection and on top of the select lenses. I hope this is helpful. For any further questions or immediate assistance, you may also call our call center thru toll-free hotline at 1-855-487-6006 opens every day from 7 a.m.- 4 p.m. PDT. You can also contact us through our Live Chat Support Team: Start a live chat (every day, 5 a.m.–8 p.m. PDT.). I hope this is helpful. Have a nice day!
