Frequently Asked Questions

Q. What does glazing mean?

A. This is the process of fitting prescription lenses to the frames

Q. What are single vision lenses?

A. They are lenses that have a power for either distance or near (reading) but not both.

Q. Can I return my purchase once the frames have been fitted with my prescription?

A. Yes but are subject to a £50 return fee.

Q. Do you do free home trials?

A. Yes, you can select up to four frames, try them at home for three days then  return any that you don't require. You will be asked to enter your credit card details at checkout but no charge will be made providing you return the full order within 7 days of placing the order. If you wish to have prescription lenses fitted, all frames will need to be returned and a new order put through for lenses.  

Q. What does +/-4 combined power mean?

A. This is the combined strength of the SPH and CYL reading on your prescription. It is worked out by adding the two readings together, for example;

RIGHT EYE: SPH -2.00 / CYL -0.25 = combined power of -2.25
LEFT EYE: SPH +0.50 / CYL -0.25 = combined power of -0.25

Q. What is my prescription is higher than +/-4?

A. We can produce this but will need to review your prescription first, prices start at £100 - please email your prescription through to hello@hookldn.com for review.

Q. Can you do bifocal or varifocal lenses?

A. No, not currently.

Q. What does 1.6 thin lenses mean?

A. Standard basic lenses are referenced as 1.5, 1.6 lenses are 20% thinner than 1.5 lenses, giving them a lower profile and lighter when worn.

Q. I have a prescription for both reading and distance but only want frames for reading, can you do this?

A. Yes, just email your prescription to hello@hookldn.com and we will do the rest.

Q. I do a lot of computer work and want a blue light filter added to my lenses, can you do this?

A. Yes, the additional charge is £20, please request this when you send through your prescription and we will send you a separate order link for payment.

Q. Do any of your sunglasses come with polarised lenses or can you do polarised lenses with prescriptions?

A. Not currently, no. However, all our sunglasses lenses filter 100% UVA and UVB rays.