Colour blindness is a recessive genetic condition carried through on the X chromosome, which leaves a person unable to see the normal spectrum of colours. It affects men more commonly as they only have one X chromosome. Women need to inherit the gene from both parents to be affected; however, women can often be 'silent' carriers.Colour blindness does not affect the vision, it only changes the way a person sees colour. There three types of inherited of colour blindness:

• Monochromacy - this… Continue reading →

Whether you wear glasses, contact lenses or nothing at all, looking after your eyes is something that everyone should do. Here are a few things that you can do to keep your peepers looking super sparkly.

• Make sure you get your eyes checked by an optician at least once every two years. If you wear contact lenses, you should see your optician once a year. The optician will look for any abnormalities or defects on your eye. More often than not they won't find anything, but it is better to be… Continue reading →

Are you a bit of a party animal? Do you find yourself rolling out of clubs at three in the morning, only to be confronted with a barrage of paparazzi hungry for pictures of you looking worse for wear? If you answered yes to both questions, we have the solutions for you.
Stop embarrassing photos of you being splashed all over the internet with these clever paparazzi-proof glasses. Save yourself the need of getting lawyers involved to protect your identity by taking it into your own hands, an… Continue reading →

3D, or 'oestereoscopy', is a technology that has been around since the early 1930s, when two images taken from slightly different angles were shown to different eyes through a viewer. The brain then combines these images to give the illusion of depth, and hey presto you have 3D. Since then it has fallen in and out of favour, with the biggest boom in the 80s with the classic red and blue glasses.
However, the new millennium has brought more 3D programming to us than ever, and today we have s… Continue reading →

The beauty of humanity means that each and every one of us has a different face, and we relish in creating different identities for ourselves. Thankfully, designers are well aware of this and create glasses in a myriad of colours, shapes and materials. This does make choosing the right pair of glasses a complicated process. There are so many options on the market and when in an opticians or online, wall after wall of great looking designs
can be confusing.
To make this decision a li… Continue reading →

As with many of humanity's greatest discoveries, the original understanding and insight behind the development of the lens was born out of a desire for something else. Ever since the dawn of humankind, man has struggled to find and maintain a source of heat. Fire was the answer, but producing flames was no small feat for our ancient ancestors. The Stone Age method of utilising flints or rubbing sticks was effective, but time consuming and unreliable. Climatic conditions could adversely effect th… Continue reading →

A Closer Look At Your Eyes [INFOGRAPHIC]Here at Direct Sight, between us there isn't a lot we don't know about eyes. As we specialise in prescription glasses and sunglasses we know about what causes ocular problems and how to combat them, but we like to go further than that. Here is the latest in out infographic series with some amazing facts about they human eye - how many did you know?… Continue reading →

Many people love their current pair of glasses; whatever they may be it's likely that you chose them in the first place because you liked them, and have since got very used to them. No matter how battered they are they can be as comfortable and familiar as a well worn pair of shoes. Alternatively, they might be expensive designer frames that are just too good to let go. Whatever the reason, it's a real pain if they break, as you have to go through the process of finding the same pair or one simi… Continue reading →