Magnifiers can be very useful aids for people suffering from macular degeration though differant magnifiers will suit some and not others depending on the type of AMD and its state. Also there is a differant macular degenration magnifier for different tasks from handheld to hands free, from small credit card magnifiers to large full page magnifiers or from close up to distant magnifiers. If you are unsure of what you need it is a good idea to consult with an optometrist that specializes in low vision. You can find a list of them at  https://www.magnifiers.nz/product-category/low-vision/