The celestron eyepiece filter kit 125 contains everything necessary to get started in visual astronomy at a fraction of the cost of purchasing the items individually and should be considered with every telescope purchaserrreyepiece and filter kit containsr five superior grade plossl eyepieces 125 4 element design with a 52deg afov superb color resolution edge sharpness and clarity all eyepieces are fully multi coated for maximum contrast and resolution supplied are a 6mm 8mm