Handy colour planetary telescope eyepiece filters help enhance your view of the planets and Moon, unveiling specific features and enabling you to discern more detail
High-grade Schott optical glass is vat-dyed for even color coating, then anti-reflection coated for maximum light throughput
Anodized aluminum cells are double-threaded to permit filter stacking for multiple filter use
Includes #15 Deep Yellow, #25 Red, #58 Green and #80A Medium Blue color filters
Each filter has a metal filter cell and is threaded for use with Orion 1.25" telescope eyepieces and filter-threaded accessories
Color eyepiece filters enhance subtle details on the planets, comets, and the Moon by selectively increasing the contrast between markings of different hues. This affordable 1.25" Orion Basic Set of Four Color Filters includes our most popular color planetary telescope eyepiece filters: #15 Deep Yellow, #25 Red, #58 Green, and #80A Medium Blue. These filters are vat-dyed for even color coating and then anti-reflection coated for maximum transmission. The eyepiece filter cells are made of anodized aluminum and are double-threaded to permit filter stacking. A protective plastic filter case is included.
Here's a brief summary describing some of the planetary features each color eyepiece filter will help enhance:
#15 Deep Yellow Planetary Filter (66% Transmission)
Red and orange features of Saturn and Jupiter
Contrast of lunar surface features
Polar caps and orange desert regions of Mars
Low-contrast cloud detail on Venus
#25 Red (14% Transmission)
Martian surface detail in larger telescopes
Contrast of Mercury against blue sky
Contrast and cloud definition of Venus
Bluish cloud regions of Jupiter and Saturn
#58 Green (24% Transmission)
Lunar surface detail
Contrast of blue and red structures on Jupiter, including The Great Red Spot
Melt lines around Martian polar ice caps
Contrast of Saturn's subtle cloud belts
#80A Medium Blue (28% Transmission)
Details of Jupiters cloud belts and Great Red Spot