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- Pre-Owned · MeadeC $258.77or Best Offer
- C $61.47or Best OfferC $54.55 shipping1,154 sold
- Pre-Owned · MeadeC $273.821 bid14m 15s
- Pre-Owned · TakahashiC $1,074.78C $13.68 shipping
- C $179.889 bids5d 22h
- Brand New · OrionC $208.8020 bids1d 3h
- Parts Only · TakahashiC $955.67C $6.85 shipping
- C $376.52or Best Offer
- Pre-Owned · MeadeC $205.370 bids1d 14h
- Pre-Owned · TakahashiC $1,020.02or Best OfferFree shipping
- C $253.29C $38.68 shipping
- C $1,499.00or Best OfferC $150.00 shipping
- C $308.05or Best OfferC $80.52 shipping12 watching
- C $164.22or Best OfferC $40.51 shipping161 sold
- Pre-Owned · CelestronC $410.73or Best OfferTrending at C $547.65
- Brand New · ESSLNBC $155.95or Best OfferC $35.45 shipping694 sold
- Pre-Owned · QuestarC $2,396.01or Best Offer19 watching
- Pre-Owned · TakahashiC $1,369.14Free shipping0 bids1d 3h
- C $301.20or Best OfferFree shipping61 watching
- Pre-Owned · TakahashiC $438.13C $13.68 shipping
- Pre-Owned · TakahashiC $1,601.91C $13.68 shipping
- Pre-Owned · CoronadoC $930.95C $121.64 shipping31 watching
- Pre-Owned · BushnellC $150.00Free shipping
- C $251.56Free shippingOnly 1 left!
- Pre-Owned · OrionC $191.68C $149.28 shipping11 watching
- C $148.52C $47.53 shipping0 bids9d 16h
- C $1,328.08or Best OfferFree shipping
- Pre-Owned · CelestronC $65.726 bids1d 14h
- C $246.43or Best OfferFree shipping
- Brand New · UnbrandedC $19.15Free shipping2 watching
- Pre-Owned · TakahashiC $2,204.33or Best OfferFree shipping
- Pre-Owned · CelestronC $30.81or Best Offer
- Pre-Owned · NiponC $308.06or Best Offer
- C $1,367.78C $143.43 shipping0 bids5d 19h
- Brand New · UnbrandedC $533.97C $79.92 shipping
- C $315.00or Best OfferC $55.00 shipping13 watching
- Pre-Owned · Sky-WatcherC $235.00or Best OfferC $80.00 shipping
- Pre-Owned · TakahashiC $4,272.43or Best OfferFree shipping
- C $10.94 to C $47.92
- C $261.49Free shipping5 watching
- C $479.0727 watching
- C $75.30
- New (Other) · CelestronC $205.24C $37.05 shipping
- C $1,779.90Trending at C $1,882.53C $146.91 shipping
- Pre-Owned · MeadeC $273.82C $113.64 shipping0 bids4d 13h
- C $547.66C $181.19 shipping0 bids3d 23h
- Brand New · CelestronC $289.36Free shipping
- Pre-Owned · TakahashiC $1,366.41or Best OfferFree shipping
- C $68.12C $104.62 shipping0 bids1d
- Pre-Owned · CelestronC $1,289.74or Best OfferFree shipping
- Pre-Owned · - Sans marque/Générique -C $126.24or Best OfferC $178.22 shipping
- Pre-Owned · Explore ScientificC $1,163.76or Best Offer22 watching
- PLEASE READ FIRST !!!! 2 EPROM for Upgrade MainBoardBrand New · MeadeC $72.77or Best OfferC $1.49 shipping
- Pre-Owned · TakahashiC $2,326.19or Best OfferC $1.37 shipping18 watching
- Brand New · UnbrandedC $805.12Was: C $847.49was - C $847.49or Best OfferFree shipping
- C $410.680 bids3d 13h
- C $3,023.00or Best OfferFree shipping
- Brand New · Explore ScientificC $732.13C $82.42 shipping64 watching
- Pre-Owned · OrionC $184.78Was: C $205.30was - C $205.30
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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.