Helios Glass Telescope Solar Filter for Safe Sun Observation

Discover the secrets of the sun with the Helios Glass Telescope Solar Filter, designed specifically for telescopes. This premium solar filter allows you to safely observe and photograph the sun's surface and features, including sunspots and eclipses. With an ND5 rating, it blocks an impressive 99.999% of sunlight, ensuring a safe viewing experience.

Enjoy the contrast and clarity of the sun's image with our high-quality Helios Solar Glass. This glass features a reflective coating on both sides, enhancing your viewing experience. Mounted in a durable and lightweight aluminum outer cell, this filter fits most telescopes with optical tube diameters ranging from 4 7/8 in to 5 1/8 in.

Attaching the filter is a breeze thanks to our easy clamp-on design. The filter is secured and centered to your telescope using nylon thumb screws and felt tabs, which prevent any damage or scratches to your equipment. This thoughtful design ensures that you can focus on what matters most: observing the sun.

Capture the stunning phases of a total solar eclipse with this premium solar filter. It is specially designed to allow you to safely view and photograph the sun's partial and annular phases. The ND5-rated filter guarantees that you can enjoy the beauty of the eclipse without compromising your safety.

Experience the thrill of totality with our easy-to-remove solar filter. When the moon completely covers the sun's bright face, you can quickly take off the filter to enjoy the spectacular sight of the corona and the chromosphere. Once the sun begins to reappear, simply put the filter back on to continue observing the rest of the eclipse.