Canon C70 Z-FinderThe Canon C70 Z Finder is designed to be used with the Canon C70. The Z Finder uses a 2. 5x magnification and has a diopter range of 2 to +2 with the included Extender Frames. If you need more adjustment than the Extender Frames provide, you can purchase drop in diopters for further diopter adjustment. The interchangeable diopters, 1, +1, +2, +3 and +4, correct the focus to your vision for perfect clarity. The Z Finder can be used independently of any