Grey filter 2 "ND-09"

The 2’’ grey filter ND-09 from Explore Scientific is designed to uniformly attenuate light and improve contrast during lunar observations. With a density of 0.9 (13% transmission), it allows for the revelation of details often masked by excessive brightness. This filter is particularly useful for observing the moon with any telescope and can be combined with other colour filters on larger instruments. It is also ideal for close binary star systems, where the brightness of one star may obscure the other.

Characteristics:

• Diameter: 2’’
• Density: 0.9 (13% transmission)
• Uniform light reduction across the entire spectrum
• Ideal for lunar and binary star observations
• Compatible with other colour filters

Advantages:

• Improves contrast by reducing excessive brightness
• Allows for more comfortable observation of lunar details
• Versatile and compatible with many telescopes
• Supplied with a dust-proof case for secure storage

Compatibility:

• Compatible with all telescopes accepting 2’’ filters

Treat yourself to a better lunar observation experience with the Explore Scientific grey filter ND-09, perfect for revealing hidden details and improving the visibility of celestial objects.