Multiple Filter Kits/Twin PacksMore economical than individual filter purchases, these multiple filter kits take the guesswork out of choosing a variety of creative filter effects. Pre-packaged assortments, with combinations of Tiffen's most popular filters, provide a range of artistic possibilities for almost every application and budget.Black & White Imaging KitFor Contrast ControlContains: Green 13, Yellow 6, Red 25, 4-Pocket Filter PouchAlthough originally intended for use with black and white film, these filters can also be used as a creative tool in color imaging. Why You Need Tiffen Optical Filters There is something to be said for creating images at the moment of exposurethe way most of the worlds greatest pictures have been made. Tiffen optical filters let you do just that, by being able to preview the effect youll get when it matters mostwhen youre behind the camera.There is nothing wrong with using electronic plug-in filter programs that let you add effects or manipulate the image after its taken. But if you really want to own the final images you compose, theres no substitute for Tiffen optical filters. Theyre simply unsurpassed when it comes to controlling color balance and special effects with precision, repeatability, and convenience.Its important to remember that filtering the light, before it passes through the lens and strikes the image sensor or film, has important advantages. It lets you match the brightness range of the scene to the characteristics of the capture medium, and get professional quality results even under tough lighting conditions. Tiffen Polarizing filters actually polarize the light, to eliminate reflections on glass and water surfaces while retaining sub-surface details. Neither of these effects are possible with after-the-fact plug-in filter systems, which can only provide filter effects, not true light filtration.Why Tiffen Filters Are Superior Tiffen filters are manufactured using ColorCore technology, a closely guarded proprietary process that entails permanently laminating the filter material in between two pieces of optical glass that are ground flat to tolerances of a ten-thousandth of an inch, then mounting them in precision metal rings. The ColorCore process allows us to control the color and density of Tiffen filters, and the characteristics of special effects filters with much greater accuracy than typical dyed-in-the-mass filters, which usually exhibit color and density variations.When Tiffen filters are ground and polished, the ColorCore is unaffected, so color and density remain uniform. Indeed, when you hold a group of Tiffen filters of the same type against a white sheet of paper, they all look identicalbecause they are! Try this with our competitors filters and youre likely to see slight variations.Maybe thats why most top Hollywood motion picture studios rely on Tiffen filters for their multimillion-dollar productions, or why we can custom-make an exact replacement for them if one breaks on the job. Thats consistency, and excellencetwo pretty good reasons why, when it comes to filters, you should rely on Tiffen too.See the Difference Tiffen Filters MakeTiffen filters make a big difference indoors, outdoors, in close-up portraits or milewide landscapes, in bright sun or shade, and in many other photo situations?the right Tiffen filter delivers a great image instead of a snapshot. Whether youre shooting photos or video, in black and white or color, Tiffen filters offer a variety of subtle, special and spectacular effects to give you more enjoyment every time you use your camera or camcorder.