The cornea and lens in the eye act as the camera lens. The retina is similar to the film. If the image is not focused properly, the film (or retina) receives a blurry image. The cornea also serves as a filter, screening out some of the most damaging ultraviolet (UV) wavelengths in sunlight.
Hardie plank siding is a premium brand of cement board siding (also known as fiber cement board siding) produced by the James Hardie Company.ardie plank can be purchased with a wood-grain look, a plain smooth look or a stucco type finish. Hardie plank also comes in simulated cedar shingle planks.
Compared to vinyl or hardboard siding, installation of Hardie plank siding is very easy. You can easily use self-tapping screws to fix the siding to any flat surface of your home. Always start with the trim pieces, followed by larger sheets. To finish, just seal any gaps with a water resistant sealant and itâs all over.