Celestron instruction manual Models #21077 / #21016 / #31027 / #31056 / #91510

Page 1

C80-HD Refractor Telescope

C102-HD Refractor Telescope

C114-HD Reflector Telescope

C150-HD Reflector Telescope

CG-4 Equatorial Mount

Models #21077 / #21016 / #31027 / #31056 / #91510

INSTRUCTION MANUAL

1

Image 1
Contents Models #21077 / #21016 / #31027 / #31056 / #91510 C80-HD & C102-HD Identifying Parts of FigureCG-4 EQ Mount C114-HD & C150-HDIntroduction Setting Up the TripodInstalling the Counterweights Installing the Counterweight BarAttaching the Optical Tube Scope is properly balanced in right ascension Balancing the TelescopeAttaching the Finderscope for #31027 Attaching the Finderscope for #21077, #21016 & #31056Aligning the Finderscope Attaching the AccessoriesCelestial Coordinate System Calculating MagnificationPolar Alignment Page Aligning the R.A. Setting Circle Using the R.A. Vernier Scale Collimation for the #31027 and #31056 only Telescope MaintenanceC150-HD C80-HD #21077 C102-HD#21016 #31056Page Celestron TWO Year Warranty

91510 specifications

The Celestron 91510 is a remarkable telescope that offers astronomy enthusiasts a blend of quality, portability, and advanced features, making it a popular choice for both beginners and seasoned stargazers alike. Known for its impressive optics, the Celestron 91510 utilizes a 70mm refractor design that provides bright and clear images, ideal for observing celestial objects such as planets, stars, and deep-sky phenomena.

One of the standout features of the Celestron 91510 is its fully coated optics, which enhance light transmission and improve image quality. This ensures that users can observe fine details in celestial bodies, such as the rings of Saturn or the craters on the Moon. The telescope comes with two eyepieces of different focal lengths, allowing for varying magnification. This versatility enables users to explore the night sky with ease, offering both wide-field views of star clusters and higher magnification for detailed observations.

Portability is another significant advantage of the Celestron 91510. Designed with travel in mind, this telescope is lightweight and compact, making it easy to set up and transport. It features a sturdy yet portable mount that provides stable support during observations. The pan-and-tilt head allows for smooth tracking of celestial objects, ensuring that users can focus on their targets without hassle.

Moreover, the telescope includes a red dot finder which aids in locating objects quickly in the night sky. This user-friendly feature is especially beneficial for beginners who may find it challenging to navigate the stars. The adjustable tripod provides a stable base and can be set to various heights, ensuring comfort during extended viewing sessions.

Celestron's commitment to quality and innovation is evident in the design of the 91510. It incorporates durable materials that withstand the rigors of outdoor use, ensuring longevity. Additionally, the telescope's overall aesthetic appeal, complete with a sleek design, adds to the enjoyment of using this astronomical instrument.

In summary, the Celestron 91510 is an excellent choice for anyone looking to delve into the wonders of astronomy. With its high-quality optics, user-friendly features, and portability, it offers an enjoyable stargazing experience. Whether you are a novice wanting to explore the cosmos or an experienced astronomer seeking a reliable companion, the Celestron 91510 stands out as an exceptional option.