#23A Light Red- The red filters are made from renowned Schott and Hoya optical glass and allow for maximum contrast on viewing planetary and lunar detail; #12 Yellow - The yellow filter improves contrast on Moon craters; on Mars; channels and polar caps become more apparent
#80A blue - The blue filter is suitable for Moon; Mars; Jupiter and Saturne observation; it improves contrast on faint areas without affecting the planet's brightness; which is why this filter is often used in combination with others
#56 Light green - The light green filter is ideal for observing the ice caps on Mars and the yellowish sand storms on the Martian surface; it also improves the contrast of reddish and bluish structures in Jupiter's atmosphere
Wide 66-deg apparent field offers expansive views of the moon; star clusters; and the Milky Way; generous 14.8mm eye relief allows comfortable viewing distance and lets eyeglass wearers see the entire field of view
5-element design deliver sharp image with good color correction and contrast; offers a wide field of view and superior performance; aluminum 1.25 inch eyepiece barrel is internally blackened to eliminate light scattering; thread to accept 1.25 inch filter