Protect your camera lens from ultraviolet light while boosting your artistic possibilities with this Essential filter kit. The kit--which includes an ultraviolet filter, circular polarizer, and warming filter--is an ideal accessory for cameras with 37mm filter diameters. The ultraviolet filter prevents UV light from reaching the lens, helping increase clarity and reduce haze. As a result, your photos look crystal clear even in mountainous and coastal areas, where ultraviolet light is particularly strong. The circular polarizer, meanwhile, is essential for outdoor photography, as it deepens the intensity of blue skies and reduces or eliminates glare. (Note that the circular polarizer is designed expressly for autofocus cameras.) Finally, the kit offers an FLD filter which helps balance light in outdoor situations or where fluorescent lights are used As a bonus, the kit includes a pouch for filter storage. Macro Close-Up Filter Kit (+1,+2,+4,+10) - Kit includes 4 close up filters of increasing magnification. Easily mounts on the front of your lens to allow for detailed close up macro shots of small objects such as insects, coins, flowers, etc. - Made of glass and aluminum metal. Includes handy protective storage pouch. - Stackable design. Combine filters to achieve maximum magnification. - These filters are double threaded allowing additional filters, lenses, or attachments to be mounted on top.