Filter 2 "Red #25"

The 2" dark red filter No. 25 from Explore Scientific completely blocks blue and blue-green light, significantly increasing the contrast between bright and dark areas when observing Jupiter, Saturn, and Mars. This filter is particularly useful for distinguishing details of Mars' polar caps and cloud structures on the giant planets. It slightly darkens the image to prevent overexposure, thus improving contrast and revealing subtle details in your planetary observations.

Characteristics:

• Diameter: 2"
• Completely blocks blue and blue-green light
• Made from high-quality optical glass
• Polished and anti-reflection surfaces for optimal image quality
• Black anodized aluminum design
• Threaded for combining multiple filters

Advantages:

• Significantly increases contrast for observing Jupiter, Saturn, and Mars
• Allows better observation of Mars' polar caps
• Reduces the risk of overexposure, revealing hidden details
• Compatible with other filters thanks to its threaded design
• Delivered with a dust protection case for safe storage

Compatibility:

• Compatible with all telescopes accepting 2" filters

Ideal for astronomy enthusiasts seeking to explore planetary details, the dark red filter No. 25 from Explore Scientific is an essential tool for optimizing your planetary observations.