Nebula Filter O-III 1.25"

The O-III 1.25" filter from Explore Scientific is designed to enhance your deep sky observations by blocking almost all artificial light. This filter allows only the emission lines of oxygen to pass through, enabling you to visualize emission nebulae with more contrast and details. Even under a lightly polluted sky, this filter reveals celestial objects that would otherwise be invisible, such as the Cirrus Nebula.

Characteristics :

• Diameter : 1.25’’
• Blocks almost all artificial light
• Allows only the emission lines of oxygen to pass through
• Improves visibility of emission nebulae

Advantages :

• Optimizes clarity and contrast of observations under a light-polluted sky
• Enables detection of details in nebulae that would be invisible without a filter
• Ideal for amateur astronomers seeking better performance in deep sky observation

Compatibility :

• Compatible with 1.25’’ eyepieces

This O-III Explore Scientific filter is an excellent choice for any astronomy enthusiast looking to enhance their observations of emission nebulae and fully enjoy the beauty of the deep sky.