Celestron Scope 90 manual Attaching the SkyScout, Aligning the SkyScout

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3Center your target in the main optics of the telescope. You may have to move the telescope slightly to center it.

4Adjust the screw on the side of the finder bracket until the cross hairs are centered horizontally on the target seen through the telescope.

5Adjust the screw on the top of the finder bracket until the cross hairs are centered vertically on the target seen through the telescope.

Attaching the SkyScout

Before using the telescope to find your first object, your SkyScout Personal Planetarium must be attached and aligned with the telescope’s eyepiece.

To attach the SkyScout to the bracket:

1.Hold the SkyScout with the larger targeting window towards the front (objective lens) end of the telescope.

2.Align the holes at the bottom of the SkyScout with the alignment pins on the bracket mounting platform.

3.Place the holes over the pins and press the SkyScout down until it is firmly seated on the bracket.

4.For added security, thread the mounting screw into the SkyScout’s tripod mounting hole.

SkyScout Mounting Platform

¼-20 Mounting

Screw

Azimuth (side to side) Adjustment Control (opposite side)

Altitude (Up and Down) Adjustment Knob

Figure 2-14 SkyScout Bracket

Aligning the SkyScout

Aligning the SkyScout to the telescope’s eyepiece should be done at night using a bright celestial object such as a bright star or planet. To align the SkyScout:

1.Turn on the SkyScout so that it can get a GPS link.

2.While the SkyScout is linking, use the finder scope to point the telescope at a known bright star or planet.

3.Center the object in the 40mm eyepiece.

4.Use the Locate function on your SkyScout and select the same alignment object that is centered in the eyepiece.

5.While looking through the mounted SkyScout, use the adjustment knobs on the bracket to move the SkyScout in the direction indicated by the red targeting arrows (Figure 2.15a).

6.Once all the targeting arrows are illuminated (Figure 2.15b)., the SkyScout should be aligned with the telescope. Check to make sure that the alignment is still centered in the eyepiece. If it has moved, re-center the object and repeat steps 4 – 5 again.

Figure 2-15a

Figure 2-15b

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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 MountInstalling the Diagonal Installing the EyepiecesAttaching the Finderscope 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.