Celestron Scope 90 manual

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You will find that additional accessories for your SkyScout Scope will enhance your viewing pleasure and expand the usefulness of your telescope. This is just a short listing of various accessories with a brief description. Visit the Celestron website or the Celestron Accessory Catalog for complete descriptions and all accessories available.

Omni Plossl Eyepieces – These eyepieces are economically priced and offer razor sharp views across the entire field. They are a 4-element lens design and have the following focal lengths: 4mm, 6mm, 9mm, 12.5mm, 15mm, 20mm, 25mm, 32mm, and 40mm – all in 1.25” barrels.

Omni Barlow Lens ( 93326)– Used with any eyepiece, it doubles the magnification of that eyepiece. A Barlow lens is a negative lens that increases the focal length of a telescope. The 2x Omni is a 1.25” barrel, is under 3” (76mm) long, and weights only 4oz. (113gr.).

Minus V Refractor Filter - 1.25” (94121) - This is our newest high quality filter that eliminates most color aberration inherent in achromatic refractor telescopes. The filter also reduces your view of the blue hue around lunar and planetary subjects. Features multi- layer coatings for 95% transmission.

Moon Filter (# 94119-A)This is an economical 1.25” eyepiece filter for reducing the brightness of the moon and improving contrast, so greater detail can be observed on the lunar surface.

UHC/LPR Filter 1.25” (# 94123) – This filter is designed to enhance your views of deep sky astronomical objects when viewed from urban areas. It selectively reduces the transmission of certain wavelengths of light, specifically those produced by artificial lights.

Filter, Solar (#94228) - The AstroSolar® filter is a safe and durable filter that covers the front opening of the telescope. View sunspots and other solar features using this double-sided metal coated filter for uniform density and good color balance across the entire field. The Sun offers constant changes and will keep your observing interesting and fun.

Flashlight, Night Vision (# 93588) – The Celestron flashlight uses two red LED’s to preserve night vision better than red filters or other devices. Brightness is adjustable. Operates on a single 9-volt included battery.

Digital Camera Adapter – Universal # 93626) – A universal mounting platform that allows you to do afocal photography (photography through the eyepiece of a telescope) using 1.25” eyepieces with your digital camera.

T-Adapter – Universal 1.25” (# 93625) – This adapter fits the 1.25” focuser of your telescope. It allows you to attach your 35mm SLR camera for terrestrial as well as lunar and planetary photography.

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Contents Page Table of Contents Page SkyScout Scope 90mm Refractor Setting up the Tripod Moving the Telescope Manually Attaching the Telescope Tube to the MountAttaching the Finderscope Installing the DiagonalInstalling the Eyepieces Aligning the FinderscopeAttaching the SkyScout Aligning the SkyScoutFocusing Calculating MagnificationDetermining Field of View General Observing HintsObserving the Sun Observing the MoonObserving the Planets Observing Deep Sky Objects Seeing ConditionsCare and Cleaning of the Optics Rub in circlesPage Technical Specifications

Scope 90 specifications

The Celestron Scope 90 is a powerful refractor telescope that combines portability, performance, and user-friendly features, making it an excellent choice for both novice and experienced astronomers. This telescope is designed to provide impressive views of celestial objects, from the craters of the Moon to distant planets and star clusters.

One of the standout features of the Celestron Scope 90 is its 90mm aperture, which allows for significant light-gathering capacity. This means that users can enjoy brighter and clearer images of various astronomical phenomena. The telescope employs high-quality optics with fully coated glass lenses that enhance image contrast and clarity, ensuring a pleasurable viewing experience.

Another notable characteristic of the Celestron Scope 90 is its compact and lightweight design. Weighing in at just a few pounds, it is easily portable, making it ideal for stargazing on the go or for backyard observing. The included adjustable aluminum tripod offers stability without adding excessive weight, contributing to the telescope’s ease of transport.

The telescope features a simple yet effective altazimuth mount, making it straightforward to point at objects in the sky. The mount allows for smooth movement in both horizontal and vertical directions, giving users the freedom to track celestial objects with ease. Additionally, Celestron includes a StarPointer finderscope that helps users locate their desired targets quickly and efficiently.

Furthermore, the Celestron Scope 90 is equipped with two eyepieces, offering different magnification levels to enhance viewing versatility. This allows users to switch between low and high magnification for various astronomical objects. Whether observing the rings of Saturn or the details of a distant galaxy, the Celestron Scope 90 provides a rich viewing experience.

Celestron has also integrated advanced technologies into the Scope 90, including a robust build quality that enhances durability. The telescope's design is made to endure various weather conditions, making it suitable for field use. It's also compatible with optional accessories, such as solar filters and additional eyepieces, allowing users to expand their astronomical observations.

In summary, the Celestron Scope 90 stands out as a compact, powerful, and user-friendly telescope. With its impressive optics, portability, and advanced features, it caters to a wide range of astronomical interests, making it a reliable companion for anyone eager to explore the wonders of the night sky. Whether you're just starting your stargazing journey or are an experienced astronomer, this telescope offers the capabilities you need for an enjoyable and rewarding experience.