Miniframe BIFOEschenbach's miniframe BIFO are easy vision readers with an additional close up segment for small print or for finer details in hobby work, they feature: +3. 00 dpt and an additional close up segment Additional close up segment of +4. 5, +6. 0 or +7. 5 dpt Sophisticated classically elegant design Readers can be used for low vision for orientation on the reading material and for reading using additional close up segment Relaxed vision in both lens