A clean digital camera not only looks better, but it also will work better, giving you two great reasons for keeping your model in tip-top condition. By cleaning the digital camera lens, you'll ensure sharp photographs. By cleaning the LCD, you'll ensure that you can preview each photo in the best possible quality before deciding which shots to delete. You can troubleshoot some camera problems simply by cleaning the camera properly.
The step-by-step instructions provided here are primarily aimed at point-and-shoot-type digital cameras. Those with a digital SLR-type camera may need to clean the image sensor occasionally, too.

