This Hoya 55mm Intensifier Filter Kit, Blue/Red/Green Bundle comes with: and Shipping is free! . Bonus: No sales tax either, unless you live in New York or New Jersey.
A group of filters made with different varieties of 'didymim' glass, each having its' own properties.
Red intensifier enhances red, orange and brown while having very little effect on other colors. Ideal for fall foliage, rustic barns and architecture where certain features need emphasing.
Blue intensifier increases the saturation of blue through selective bloch of the other colors around the color being intensified. It increases saturation of blue & blue-green such as sky and foliage while not giving an overall color cast to the photograph.
Green intensifier enhances the green spectrum and is used for outdoor shots which include nature, flowers, landscapes and water.
Available in all popular sizes.