Filter 1.25" yellow-green Nr.11 from Explore Scientific significantly enhances contrast when observing celestial objects, particularly the moon, Mars, and Jupiter. It accentuates differences between Jupiter's cloud bands and reveals more details about the lunar and Martian surface. With a telescope of at least 8" in diameter, this filter even allows for the observation of objects on Saturn, under optimal viewing conditions. By slightly reducing brightness, it prevents overexposure and allows for more detailed observation.

Features:

• Diameter: 1.25"
• Made from high-quality optical glass
• Polished and anti-reflective surfaces for optimal transmission
• Black anodized aluminum construction for increased durability
• Double-sided threading for combining multiple filters

Benefits:

• Enhances contrast of lunar, Martian details, and Jupiter's cloud bands
• Reveals more details on Saturn with telescopes of 8" or larger
• Reduces brightness to avoid overexposure
• Compatible with other filters thanks to its double-sided threading
• Comes with a dust protection case for secure storage

Compatibility:

• Compatible with all telescopes accepting 1.25" filters

The yellow-green filter Nr.11 Explore Scientific is an essential accessory for amateur astronomers looking to maximize contrasts and clarity when observing planets and the moon.