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- $263.99or Best OfferFree shipping32 watching
- Pre-Owned · Meade$1,000.00or Best Offer$63.74 shipping
- Parts Only · Meade$16.50$35.00 shipping5 bids25m 38s
- $85.00or Best Offer$68.45 shipping0 bids23m 17s
- $229.00Trending at $345.00$22.75 shipping
- Pre-Owned · Sky-Watcher$392.77or Best Offer$111.95 shipping10 watching
- Pre-Owned · Meade$999.00or Best Offer$63.74 shipping
- $44.90or Best OfferFree shipping1143 sold
- Pre-Owned · Stellarvue$1,350.00or Best Offer$100.80 shipping
- $350.00$13.34 shipping
- $36.26Was: $40.29was - US $40.29Free shipping
- Pre-Owned · Takahashi$350.00or Best OfferFree shipping
- $215.00or Best Offer$111.95 shipping14 watching
- $113.90or Best OfferFree shipping690 sold
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- Pre-Owned · Vixen$885.00or Best OfferFree shipping
- $1,999.99$50.00 shipping
- Parts Only · Celestron$174.40$30.00 shipping7 bids2d 23h
- $600.00$63.74 shipping0 bids2d 6h
- Pre-Owned · Takahashi$849.00or Best OfferFree shipping
- Pre-Owned · Meade$150.00$118.83 shipping1 bid8d 22h
- $289.99Free shipping
- Brand New · Unbranded$53.85or Best OfferFree shipping56 watching
- $850.00$111.95 shipping0 bids2d 12h
- The classic version of a great mountPre-Owned · Orion$550.00or Best Offer$33.29 shipping0 bids2d 1h
- Pre-Owned · Questar$3,500.00or Best Offer$76.97 shipping
- $1,250.00or Best Offer$150.00 shipping
- $177.50Free shipping7 bids22h 27m
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- $209.99 to $409.99Free shipping32 watching
- Brand New · ESSLNB$119.94or Best OfferFree shipping94 sold
- Pre-Owned · Celestron$59.99or Best OfferFree shipping
- Pre-Owned · Explore Scientific$1,009.00$97.23 shipping2 bids7d 23h
- Brand New$525.00Free shipping
- Pre-Owned · William Optics$1,450.00or Best Offer$72.55 shipping22 watching
- Pre-Owned · William Optics$475.00or Best OfferFree shipping10 watching
- Pre-Owned · Coronado$679.95$26.70 shipping29 watching
- $119.90or Best OfferFree shipping
- Pre-Owned · Celestron$57.00$19.11 shipping4 bids1d 2h
- $75.00$6.72 shipping1 bid2h 56m
- Pre-Owned · Questar$1,790.00or Best Offer$67.72 shipping11 watching
- Pre-Owned · William Optics$149.00$13.20 shipping0 bids8d 22h
- Pre-Owned · Sky-Watcher$182.25$32.80 shipping1 bid12h 4m
- Pre-Owned · Meade$199.99$92.55 shipping0 bids2d 8h
- $202.50$14.24 shipping2 bids16h 48m
- Pre-Owned · Celestron$450.00Free shipping0 bids6d 9h
- $200.00$21.93 shipping1 bid16h 24m
- $405.00Free shipping20 bids2d 21h
- $389.00or Best Offer$8.76 shipping
- Pre-Owned · Orion$19.95$28.73 shipping1 bid20h 25m
- $339.99or Best OfferTrending at $345.41Free shippingOnly 1 left!
- $349.90$23.80 shipping23 watching
- Parts Only · Celestron$499.91or Best OfferFree shipping11 watching
- $1,999.99Trending at $2,675.33$178.68 shipping23 watching
- $120.00or Best Offer$16.99 shipping
- $190.99Free shipping7 watching
- ✅50X60 ✅Fast Shipping✅Satisfaction GuaranteeBrand New$23.99Free shipping728 sold
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Telescopes: Exploring the World Above
Delve into the universe with telescopes, instruments that have fascinated astronomers since the time of Galileo in the 17th century. From the early days of glass lenses to modern-day reflecting and refracting models, telescopes for adults have evolved to offer unparalleled views of celestial wonders. Brands like Celestron, Orion, Meade, and more offer a variety of options to suit every stargazing enthusiast's needs.
What are the types of telescopes?
There are two types of telescopes for sale:
- Reflecting telescopes: These devices utilize concave mirrors to gather and focus light. By reflecting light rather than bending it like lenses, these telescopes provide crisp, high-resolution images of celestial objects. They are ideal for deep-sky observations and astrophotography.
- Refracting telescopes: This option employs convex lenses to collect and focus light. These lenses create the illusion of objects appearing closer than they are, making refractors suitable for both celestial and terrestrial viewing. They offer clear, contrast-rich images of the moon, planets, and stars.
What is magnification?
Magnification refers to the power of the telescope in enlarging celestial objects. It is determined by the ratio of the telescope's focal length to that of the eyepiece. Adjusting the eyepiece focal length allows users to customize magnification levels for different observing scenarios, with lower magnifications providing wider fields of view and sharper images.
What does an aperture do?
Aperture, the diameter of the telescope's primary optical element, dictates the amount of light the telescope can gather. Larger apertures capture more light, resulting in brighter and clearer images of celestial objects. However, it's essential to find a balance between aperture size and portability, ensuring that the telescope meets your observing needs without sacrificing convenience.
Whether you're a seasoned stargazer or embarking on your first celestial journey, explore our selection of new and used telescopes for sale and embark on a journey through the cosmos. Telescope prices vary to fit a wide range of budgets. Find telescopes for sale on eBay.
Telescope FAQs
What are the parts of a telescope?
- Lens: The lens, whether a mirror or a set of lenses, serves as the primary optical element of the telescope. It determines the telescope's magnification, resolution, and field of view, allowing you to observe celestial objects with clarity.
- Tube: The tube houses the optical components of the telescope, including the mirror or lenses. It enhances the focal length of the telescope, enabling precise focusing and image capture.
- Finderscope: A finderscope is a secondary scope mounted on the main tube. It aids in locating celestial objects by providing a wider field of view and guiding users to their desired targets.
- Eyepiece: The eyepiece secures the ocular lens and provides a comfortable viewing experience. Its design ensures stability and prevents the ocular lens from falling or getting damaged during observation sessions.
- Mounting: The mounting system allows the telescope to move and track celestial objects across the night sky. Equipped with regulating knobs for latitude adjustment, it ensures smooth and precise movements for accurate positioning.
- Tripod: A sturdy tripod provides stability and support for the telescope. With adjustable legs and a robust design, it ensures steady viewing even on uneven terrain, allowing users to explore the cosmos with ease.
Can I use a telescope for astrophotography?
Many telescopes are suitable for astrophotography, allowing you to capture stunning images of celestial objects such as planets, galaxies, and nebulae. To engage in astrophotography, choose a telescope with stable tracking mounts or equatorial mounts that can compensate for Earth's rotation and keep objects centered during long-exposure photography. Additionally, consider the telescope's compatibility with camera adapters and accessories for attaching DSLR or mirrorless cameras.
What are the advantages of computerized telescopes?
Computerized telescopes, also known as go-to telescopes, offer several advantages for amateur and experienced astronomers. They feature built-in computerized tracking systems that automatically locate and track celestial objects, eliminating the need for manual adjustments. You can select objects from a pre-programmed database or input your own coordinates. Computerized telescopes are particularly beneficial for beginners, providing user-friendly interface for navigating the night sky.