There are a number of things that you will thoroughly enjoy as an owner of this Astromania 1.25 inch 8-24 mm Zoom Eyepiece which is specifically designed for both visual and photographic use
Equipped with 40 degree to 60 degree field of view and non-click stop adjustment mechanism; ensuring that the observer can find the perfect combination of field of view and magnification that the target object and seeing conditions will allow
Eyeglass wearers will find that the 15 mm to 18 mm eye relief combined with flip down rubber eye guard ensures that even they can easily take advantage of the many benefits provided by the high quality multi-coated optics and zoom capability
#21 Orange - The orange filter blocks blue and green wavelengths; it sharpens boundaries between orange and greenish areas; #12 Yellow - The yellow filter improves contrast on Moon craters; on Mars; channels and polar caps become more apparent
#25 Red - The red filter blocks blue and green light nearly in total; for instance; between bluish toned structures and the brighter details on Jupiter's and Saturne's clouded surface; however; this filter is mainly used to observe Martian polar caps