Alstar 1.25" 4-Elements 5X Barlow Lens - Bundle with - Telescope LRGB 1.25 Inch Filter Set

The 1.25" 4-Element 5x Barlow Lens triples the power of any 1.25" telescope eyepiece. It's an ideal accessory for high-power lunar and planetary observation, as well as lunar and planetary imaging when used with a solar system camera or webcam. Use this handy magnification-boosting Barlow for up-close views of Mars, ringed Saturn, and gigantic Jupiter, or to study craters of the Moon in exquisite detail. The extra power boost provided by this Barlow Lens is especially helpful when used with short focal length telescopes that would otherwise not be able to achieve the desired magnification with very short focal length eyepieces. The 5x Barlow features an enhanced 4-element lens design which preserves the sharpness and contrast of your telescope and telescope eyepieces. The lens elements are fully multi-coated with anti-reflection coatings, and edge-blackened to provide maximum light throughput and optimal image contrast.

• The 1.25 barrel is internally threaded for use with Alstar 1.25 inch eyepiece and imaging filters; The inside of the barrel of the 5x High Power Barlow is also glare threaded to help prevent internal reflections
• The Alstar High Power 5x 4 Element Barlow Lens quintuples the power of any 1.25 inch telescope eyepiece
• Featuring a 4 element lens design; The Alstar High Power 5x Barlow will render exquisite images without introducing additional chromatic abberation while providing a monstrous 5x power boost
• The Alstar LRGB Filter Set comprises four filters: 1.25 inch luminance Filter; 1.25 inch Red Filter; 1.25 inch Green Filter; and 1.25 inch Blue Filter; this LRGB filter set enables you to combine high-resolution color images with a monochrome CCD camera
• The luminance filter transmits the entire visible light spectrum while blocking near some invisible light; these three RGB filters signify the three primary colors of red, green and blue; which are able to create a color photo