In addition, since the end of the lens is extended, you also get the added for of some for extra for from accidental lens hoods block side for glare and the for provided by to the lens and The lens provides a cost-effective to the problems caused by for sun for glare rain and wind-blown debris and is also valuable in providing for against knocks and damage Upgrade of for 68, flower shape ,adjustale lens Will not affect the use of lens or filter vignetting will be caused with the on