How are spectacle lenses manufactured?
From plastic to glass lenses from ZEISS – everything you wanted to know about the production of spectacle lenses
The lenses in your glasses have undergone quite a journey. BETTER VISION explains how glass and plastic spectacle len...
Red-green colour deficiency, red-green colour blindness and total colour blindness
What are the different types of colour blindness and deficiencies? And how do you recognise them?
Colour blindness and a red-green colour deficiency are commonplace and often go unnoticed by those affected. What are...
No face is symmetrical, and no two people's eyes are the same distance apart
Only after the spectacle frames have been precisely adjusted to the individual wearer can spectacle lenses perform to their full potential.
To adjust spectacle lenses in their frames, it is very important for the optician to know how the individual wearer l...
The secret behind the perfect spectacle lens design
A lot of experience, mathematics and exact knowledge of the spectacle wearer’s needs are required to provide a tailor-made solution
Only the design of complex optical surfaces makes the high performance of modern precision lenses possible. Why is th...
Old spectacle lenses – new spectacle frames Is that even possible?
If you no longer like your spectacle frames, but the lenses are still perfectly customized to your eyesight condition, how can the optician help you in your search for a new model?
If you no longer like your spectacle frames, but the lenses are still perfectly customised to your eyesight condition...
Surgery in lieu of glasses?
Enjoy excellent vision again without glasses – this is what laser surgery promises. But beware: The procedure does have inherent risks
Enjoy excellent vision again without glasses – this is what laser surgery promises. But beware: The procedure does ha...
Constant clear visibility thanks to high-tech coatings
Innovative spectacle lens finishes that optimally protect your spectacle lenses and increase your visual comfort
Spectacle lens coatings such as hard coating, antireflective coating and CleanCoat offer protection, comfort and a be...
You might wonder - do I need to wear glasses?
For some of us, it happens at a young age, while others notice a change in their mid-40s. When eyesight declines, spectacles customised by an expert can help restore your vision.
For some of us, it happens at a young age, while others notice a change in our mid-40s. When eyesight declines, spect...
Ophthalmic optics today: How optical consultation has changed over the past 10 years
Volker Meyer and Heinrich Rath from Aalen University in Germany, spoke with BETTER VISION
Vision has changed and naturally, spectacle manufacturers like ZEISS are responding by developing vision solutions th...
Low vision devices for work: When better vision is just not good enough
ZEISS precision loupes for all who have to have a sharp eye for detail in their jobs
Are you a dentist or dental technician and do you perform minor surgical procedures? Are you a precision or electrica...
Understanding Vision: Research by ZEISS into the Fundamental Processes of Vision
The ZEISS Vision Science Lab at the University of Tübingen in Germany carries out fundamental research into vision
The ZEISS Vision Science Lab carries out research into fundamental aspects of how vision evolves, how light interacts...
How modern prescription spectacle lenses maximise your vision potential
In conversation with ZEISS on holistic eyeglass lens determination and prescription spectacle lenses optimised for binocular vision.
In conversation with ZEISS on holistic sight testing, subjective refraction and prescription spectacle lenses optimis...
Only your glasses can do that!
Contact lenses are a very good alternative to glasses – yet there are still a few vision solutions that are only possible with good ol' glasses.
Spectacle lenses and contact lenses are able to do more and more: for myopia, hyperopia or presbyopia. Do you know wh...
Glasses, contact lenses or laser surgery – what's right for you?
Around half the population has a vision problem. However, this is now easy to correct since there is a suitable solution for virtually all vision problems.
It's possible thanks to medical and technical advances. Today, an optician or ophthalmologist can help almost everyon...
How a patent (EP0039497) filed by ZEISS set new standards for progressive lenses 30 years ago
Help for presbyopia, a special kind of visual problem for optical engineering – then and now
The search for the "holy grail"—the perfect progressive lens design with no out-of-focus areas—is still ongoing to th...
10 Years of individualised lenses with freeform technology from ZEISS
Something everyone thought impossible in the past: progressive lenses that are as individual as their wearers are now the measure of all things.
12 May 2000 was a landmark in the history of spectacle lenses. The first progressive lenses bearing the name Gradal® ...
What is a visual impairment?
Not only old people are affected by vision problems. This article discusses what helps the visually impaired; offering them flexibility and pleasure in life
Many of us wear glasses or contact lenses and can see normally again thanks to these visual aids. However, any person...
The complexities of the human eye – from the blind spot and macula to focused and peripheral vision
How our brain compensates for perplexing design flaws in the human eye.
Working in partnership with our eyes, our brain plays a key role in the complex world of human vision. An example of ...