Feature(may vary by option.)
●AstroStreet Triplet 2.5x Apocromatic Barlow Lens 31.7mm Diameter●The lenses are also made of 3-bead apocromatic lenses, and the coating is made of very good quality Hooley multi-coat●The large lens with an effective diameter of 0.9 inch (23 mm) is very high performance and does not vignetrate even with long focus eyepieces●[Magnification] 2.5x [Lens] Apocromat 3 Element Airspaced [Sleeve Diameter] 1.25 inch (31.7 mm)●Coating: Fully Multi-Coated (Total Length) Approx. 3.0 inches (75 mm) (Actual measurement)[2.5倍]
[5倍]
[3倍]
Description
Please refer to the screen