Sky-Watcher Heliostar 76mm H-Alpha Solar Telescope

AVAILABLE FOR PREORDER!!! Sky-Watcher  Heliostar 76mm H-Alpha Solar Telescope Dedicated Solar Telescope: Experience the dynamic surface of the Sun with this 76mm aperture, f/8.3 H-alpha solar telescope, perfect for observing prominences, sunspots, filaments, and more in stunning detail. Double-Stack Performance at a Single-Stack Price: The <0.5Å bandpass ensures rich surface detail and high-resolution views without the need for an additional etalon filter. High-Quality Optics: Features an H-alpha fully multicoated achromatic doublet lens and Solis Etalon Technology, delivering exceptional contrast and detail for professional-grade solar imaging. Integrated Tuning and Focusing: Equipped with the Trifid Tuner for precise etalon adjustments and a 2-inch dual-speed Crayford focuser for smooth and accurate focusing. Complete Safety Assurance: Lab-tested to meet ISO 12312-2 safety standards for solar viewing, with an integrated 11.5mm blocking filter to ensure safe observations. Versatile and Portable Design: Weighing just 8.4 lbs., this telescope includes tube rings, a carry handle, a V-style dovetail, and a rugged hard-shell carrying case, making it easy to transport. Comprehensive Accessories: Includes a 20mm 70° eyepiece, a camera phone adapter, and a clip-on Sun shade for out-of-the-box solar exploration. Official Solar Telescope of the Charlie Bates Solar Astronomy Project: Used by educators and enthusiasts worldwide for its superior solar imaging capabilities. Perfect Timing for Solar Maximum 2025: Prepare to capture breathtaking views of the Sun during its most active phase. The Sky-Watcher Heliostar 76mm H-Alpha Solar Telescope combines cutting-edge technology with affordability, offering amateur astronomers and educators an unparalleled view of our nearest star. Ideal for both observation and photography, this telescope is your gateway to the wonders of the Sun.   Specifications SKU S11315 Optical Specifications Optical Design Achromatic Lens Coating H-alpha fully multicoated Lens Design Doublet Optical Quality Diffraction limited (1/4 wave) Collimatable Cell No (Self Aligning Cell) Primary Aperture 76mm F/Ratio 8.3 Focal Length 630mm Blocking Filter Size 11.5mm Solar Image Size 6mm Bandpass < 0.5Å Mechanical Specifications Focuser Type Crayford Focuser Size 2" Focuser: Dual or Single Speed Dual speed Compression Ring No* (Only on diagonal) OTA material Aluminum Optical Tube length (inches) 24" Optical Tube weight (pounds) 8.4 pounds Mounting Rings? Mounting Rings Dovetail type V-style Accessories Eyepieces 20mm 70º 1.25" eyepiece Diagonal 11.5mm 1.25" H-alpha blocking diagonal Camera Adapter Cell phone adapter Additonal Accessories Sun shade Included finder Heliostar solar finder Manual Digital PDF Case Yes Observational Info Dawes Limit 1.52 Rayleigh Limit 1.84 Limiting Magnitude 11.88 Minimum Magnification 7x Maximum Magnification 150x Magnification with included eyepieces 32x Intended use Solar (visual & Imaging)