Product Description: Enhance your astronomical observations with this comprehensive Neutral Density (ND) Moon Filter Set. Designed for 1.25 inch eyepieces, this set includes six filters with varying densities to help you achieve the ideal level of brightness reduction for moon and planetary viewing. Constructed from durable aluminum alloy and acrylic, these filters are built to last and provide clear, high-quality visuals. Features: Versatile Set: Includes six ND filters with different density levels to adjust brightness and contrast. High-Quality Material: Made from aluminum alloy and acrylic for durability and optimal performance. Easy to Use: Designed to fit standard 1.25 inch eyepieces on astronomical telescopes. Varied Densities: 52% ND2 25% ND4 12.5% ND8 6.25% ND16 3.12% ND32 1.56% ND64 Specifications: Item Type: Telescope Moon Filter Set Material: Aluminum Alloy + Acrylic Thread Size: M28.6x0.6mm Interface Size: 1.25 inch (compatible with 1.25 inch eyepieces) Package Includes: 6 x ND Filters (52% ND2, 25% ND4, 12.5% ND8, 6.25% ND16, 3.12% ND32, 1.56% ND64) Enhance your stargazing experience with this versatile filter set, perfect for moon and planetary observation.