Item Type: Astronomical Telescope Eyepiece Filter Material: Plastic Weight: Approx. 64g / 2.3oz Color: Yellow, Orange, Red, Green, Blue, Purple Applicable Interface: Approx. 31.7mm / 1.25in Thread Specification: Approx. 28.6 x 0.6mm / 1.1 x 0.1in Product Use: Weakens light and adds color for enhanced viewing Package List: 6 x Optical Filter This set includes 6 different color filters, each designed for specific observational purposes. The filters are threaded and compatible with any 1.25-inch telescope eyepiece. They can be used individually or stacked for customized performance. Easy to install and use, they help reduce unwanted light and improve visual clarity. - Red filter enhances contrast and surface detail on Jupiter and Saturn. Improves visibility against bright blue skies during daytime or dusk observations. - Light green filter increases contrast on Martian polar ice and dust storms. Enhances red and blue features on Jupiter and the Moon without significantly reducing image brightness. - Orange filter improves contrast between light and dark areas. Helps penetrate atmospheric haze, useful for observing Martian dust storms and Jupiters Great Red Spot. - Light purple filter reduces glare when observing the Moon. Enhances red and orange features on Jupiter and Saturn while providing contrast against blue cloud bands. - Yellow filter increases contrast of lunar surface features and enhances blue details on Jupiter and Saturn. - Blue filter enhances cloud band details on Jupiter and Saturn, and improves contrast in lunar terrain.