Spec-Savers winter promo question

[IamMe18]

Permission to ask a stupid question.
http://www.specsavers.co.za/page/spectacles/winter-promotion-1

Does the R1500 off apply to the main frames you buy or for an additional pair after paying for your main frames, eye test and lenses?

 

[Hamster]

Well, not sure about all that but it applied to the SO's regular order but not to my Rudy Project frame.