These can be single-vision or bifocal prescription lenses - when you order please email your script (with pupil distance - PD) to email@example.com, or fax 03 6266 0098, and indicate whether you want single or bifocal vision.
Tonics are top-of-the-line eyewear for fishermen and outdoors people who want the very best.
*Optically correct distortion-free de-centre lenses
*100% elimination of UVA/UVB rays
*The latest infused polarised lens technology
*Optional photochromic lens which adjusts to the prevailing light
*Anti-reflective which stops back surface reflection
*Reduce fatigue by eliminating glare
*Superior clarity, definition contrast and vision
Please specify either high-contrast copper-bronze or blue-smoke polycarbonate lens when you order.