The epithelial flap is repositioned and a bandage soft contact lens is worn for 3-4 days to minimize discomfort and to protect the epithelium. The method is less invasive than LASIK and appears to give rise to fewer complications. LASEK is an acronym made from the following italic letters 'laser assisted epithelial keratomileusis'. See photorefractive keratectomy; pachometer. Want to thank TFD for its existence?
Stair Tread (Run) Length: 10 Inches Minimum Translated: This means that the horizontal distance from the edge of the stair to the back part where it stops (called the riser) should be at least 10 inches long.
The tread width varies between the steel and wood treads for the same diameter stair. Wood cover treads are typically wider as they are made to fit over the steel frame of the stair. The final tread measurement is your tread overhang. This is simply the lip of your wooden tread over your steel frame. It has a standard measurement of 7.31â. Spiral stairs are a unique product that can be customized to meet all of your design specifications.