Telescope 90/500 F5.5 Refractor OTA for Planetary Photography and Astronomical Visual Observations - with Full Metal Dovetail Plate/Carrying Handle/Hoop

Astronomical Telescope 90mm Aperture 500mm - Astronomical Portable RefractingDescriptions:Brand: SKYOPTIKSTOptical structure: Double separation four surface image correction refractionEffective diameter: 90mmFocal length of objective lens: 500mmOptical coating: full surface multilayer broadband coatingFinderscope: 5X20 Fully correct image FinderscopeFocus interface: 2 inche (50.8mm)Product weight: About 1.70kgPacking list1 x 2 inch Focuser Telescope OTA1 x Barrel clamp 1 x 5X20 Fully correct image Finderscope1 x 2 inch to 1.25 inch adapter ring

• 90mm objective diameter： SKYOPTIKST astronomical telescope has a 90mm large aperture objective, which has a larger light input compared to the commonly used 80mm objective on the market. The surface of the lens adopts a multi-layer coating process, effectively improving the transmittance of light, restoring the true and sharp visual image, and observing widely and clearly.
• 500cm elestial bodies, such as the Moon, Saturn, and Jupiter, with clear imaging at high magnification, allowing us to see more details of celestial bodies
• Metal Focuser: Interface compatible with 2/1.25 inch eyepieces, designed as a spiral locking eyepiece to ensure the stability of the optical axis
• Metal Finderscope: 5X20 optical Finderscope with built-in crosshairs, providing a erect(ing) image from top to bottom, left to right
• Telescope accessories: our telescopes are equipped with all metal telescope rings, telescope handles and standard dovetail plates, which are easy to carry and can be installed on various Equatorial mount and AZ mounts