The 1.25in Deep Sky is Lumicon's most popular nebula filter. It blocks all high & low pressure mercury and sodium vapor lamp light, neon lights and airglow, while transmitting the rest of the visible spectrum.
The Lumicon Cassegrain Tele-Extender, LC1035, threads onto male "visual-back" threads (1.375" x 20 tpi), is 3" in length, and presents male T-threads (42mm x 0.75mm) for camera attachment ... Learn More
The 1.25" Prime Focus Adapter, LC1020, drops into 1.25" eyepiece holders and presents male T-threads (42mm x 0.75mm) for T-ring attachment. For prime focus photography with 1.25" focusers ... Learn More
Lumicon International offers the best and most extensive line of astronomical filters and astronomical accessories in the world. Astronomy Filters for every imagined visual and astrophotographic application are available in many configurations and sizes. Telescope Filters for light polluted skies, planets, deep sky objects, galaxies, nebulae, planetary nebulae, comets, and solar prominences. All Nebula and light Pollution filter are individually tested and proudly inscribed with the percentage of light transmittance of their primary emission lines.
Lumicon also offers a complete line of unique optical accessories, including the World Famous Easy Guider Series, Sky Vector Systems, Diagonals, Finderscopes, and Binocular Viewers.
To ensure that Lumicon astronomy accessories and astronomy filters remain the World’s Best, the strictest quality control standards are employed throughout the production process. All Lumicon astronomical products are made to the highest standards available and come with a 100% Satisfaction Guarantee!
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