Light Guide Front Lighting Offers extremely lower power consumption compared to traditional backlit LCDs. Front Light Guides are used with products from Watches to PDA’s, E-readers up to Outdoor Display sizes. Front light guides are very thin, clear plastic sheets that distributes light very uniformly from an edge LED array to the whole viewing area.Back lighting of LCD displays is only 10% efficient or less. But, Front lighting , with our technology, is more than 80% efficient. Lighting is only needed during low light to dark conditions offering further power saving advantages. So, there is a dramatic savings in battery life of portable displays using Front Light Guides. Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.