Q Why do I have to pay the big money for the light box?
 
  A Many people are moving to the digital photography in these days, but some professional photographers critical to their pictures' qualities are still using the film cameras and the color transparencies. For them, the light box is essential to read out their works. However, if the quality of light is not good enough, they cannot tell out the real colors. And, this kind of misunderstanding on their transparency result a lot of communication problems with photographers between labs or publishers.  
       
  Q Is the PB-Canvas good for medical use?
 
  A Yes. The PB-Canvas is developed for photographers and graphic designers, but it is good for medical use also. Unlike the conventional light box, the PB-Canvas can be controlled its brightness up to 2,500 Candela. This will help the doctors to find out the details of the medical films.  
       
  Q

What are the strong points of the light box of Light House 21?

 
  A The PB-Canvas is thin. That means you can use it comfortably on your desk. The conventional light boxes have around 15 to 20 centimeters thick. So, when you put them on the desk, your elbows are unease. However, as the PB-Canvas is only 2.5 centimeters, you can use it without recognizing the thickness. Also, it runs about 30,000 hours without relamping.  
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