Comfortable working distance even with a high level of magnification.Ideal not just for work tasks but also for leisure and craft activities.Product PropertiesLenses easily interchangeable.Planoconvex PXM®
for approximate orientation. This means that the person affected can still see a face, for example, but may not be able to recognise the facial features. Vision specialists
help. Eschenbach Optik is not only able to offer you a comprehensive range of magnifying vision aids, but can also provide you with many important contact addresses throughout the United Kingdom. Read more
Fresnel lens? The Fresnel lens refracts the light like a conventional lens, but does not consist of a smooth, curved surface - but different concentric ring zones, which have different optical refractive [...] around 5 degrees in total. A reading angle is necessary as our eyes do not read letter by letter, but through the recognition of whole syllables. What are the special benefits of cera-tec® hard coating [...] properties. The lens is therefore significantly thinner with the equivalent refractive value, but loses some of its image quality. What is the difference between Fresnel lenses and diffractive lenses
The outlay for this is 29.99 euros. This app is useful not only for the blind and visually impaired but also for people with colour blindness or red-green vision deficiency: With ColorSay the surroundings
caseThe proven concept of visolux DIGITAL now also in the 12-inch categoryAlmost 30 cm screen diagonal but weighing only one kiloThe perfect size for stationary, hand-guided applications and still portableWriting
caseThe proven concept of visolux DIGITAL now also in the 12-inch categoryAlmost 30 cm screen diagonal but weighing only one kiloThe perfect size for stationary, hand-guided applications and still portableWriting
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