EXPLORE SCIENTIFIC AR102 Air Spaced Doublet Refractor 812257010080 Telescope 102MM F/6.5

( Brand: Explore Scientific ), ( Manufacturer Part Number: AR102 ), ( Type: Refractor ), ( UPC: 812257010080 )

Review EXPLORE SCIENTIFIC 102mm F/6.5 Air spaced Doublet Refractor Telescope

The 102mm Air-Spaced Doublet Refractor Telescope, with Product Code 812257010080, is a sophisticated optical instrument designed for those seeking high-quality observations in the telescope hobby. This particular model, manufactured by a reputable brand in the field, boasts an impressive aperture of 102 millimeters and an air-spaced doublet objectives, which contributed significantly to its superior performance.

The telescope's primary optical component is an air-spaced doublet, meaning that there is a thin layer of air between the two individual lens elements that make up the doublet. This design feature is crucial for reducing chromatic aberration, a common optical issue that causes color fringing around the edges of the image. By separating the doublet into two distinct elements, a significant reduction in chromatic aberration is achieved, leading to crisper, more accurate observations.

The 102mm aperture of this refractor telescope is responsible for its impressive light-gathering capability, making it an excellent choice for observing faint objects such as distant galaxies, nebulae, and star clusters. The larger aperture also means more light is collected, thus resulting in brighter and clearer views of planets, the Moon, and the Sun.

The telescope housing is made from high-quality materials meant to withstand the test of time and outdoor conditions. The tubes and focuser are typically constructed from aluminum or another lightweight, yet sturdy material, and the mount is robust and designed to maintain a stable and accurate position once aligned.

Equipped with a standard 1.25-inch focuser, this refractor telescope offers a wide range of compatible accessories for astronomical imaging or visual observation. The telescope will arrive with players for both eyes for a comfortable and immersive viewing experience.

This 102mm Air-Spaced Doublet Refractor Telescope, with Product Code 812257010080, provides users with a high-resolution, low dispersion, and large-aperture observing system well suited for both experienced astronomers and novices. The telescope's advanced optics, robust construction, and versatile mounting options offer a solid foundation for a lifetime of astronomical exploration.

Pros and Cons of buying a Celestron - 812257010080 AR102 102mm Air-Spaced Doublet Refractor Telescope

The Celestron - 812257010080 AR102 102mm Air-Spaced Doublet Refractor Telescope is an excellent choice for both beginner and intermediate astronomers. Here, we'll discuss the key advantages and disadvantages of investing in this telescope.

1. High-quality optics: The AR102 comes with a high-quality, fully multi-coated 102mm (4-inch) air-spaced doublet objective lens, ensuring bright and clear images. For visual observations, this telescope offers an impressive light-gathering ability that is essential for observing larger, faint objects.

2. Flexible usage: The telescope features an adjustable altazimuth mount with smooth-functioning slow-motion controls, allowing you to tracking objects in the night sky easily and accurately. This makes it an excellent choice for both visual and astrophotography applications.

3. Portability: The compact design of the AR102 makes it a highly portable observing instrument. Weighing only 12.5 pounds, it is a perfect telescope for those who want to explore the skies from various locations.

4. Advanced features: For a more precise observation, the telescope comes with a 25mm eyepiece accompanying a focal length of 511mm, delivering a magnification of 41x. The included 9mm eyepiece offers 114x magnification and a very narrow field of view.

5. Accessories: The telescope comes with a number of additional accessories, including a sturdy tripod, star diagonal, finderscope, and a diagonal mirror star diagonal. These extras make it easier to get started with astronomy right away.

6. Affordability: Compared to larger and more expensive telescopes, the Celestron AR102 is an affordable option for those who want to explore the night sky without breaking the bank.

1. Ability to observe and image closer objects: For observing and imaging close double stars, the short focal length of the AR102 can limit the resolution. To overcome this, the addition of a Barlow lens or longer focal length eyepiece would be required.

2. Manual tracking: The altazimuth mount does not come with a motorized tracking system. This results in the need for frequent manual adjustments to keep objects in view during extended observations, especially when using higher magnifications.

3. Learning curve: Beginners may find the SETUP process of the telescope and its connections a bit challenging. However, the included instruction manual and various online resources from Celestron can help ease the learning process.

The Celestron - 812257010080 AR102 102mm Air-Spaced Doublet Refractor Telescope is a great investment for individuals looking for a versatile and high-quality telescope that offers excellent optics, flexibility, portability, and affordability. Although there are some limitations, such as manual tracking and limited resolution for observing close double stars, the advantages of this telescope far outweigh its disadvantages, specifically its ability to discover the wonders of the night sky and grow as an astronomer.

If you are an interested or experienced astronomer seeking a reliable, versatile telescope for visual observations, astrophotography, and portability, the Celestron - 812257010080 AR102 102mm Air-Spaced Doublet Refractor Telescope is a highly recommended choice. To overcome some of its limitations, consider investing in additional accessories, such as longer focal length eyepieces, a Barlow lens, or a motorized tracking mount, to enhance your overall experience.

Details:

MSRP $899.99 SALE PRICE JUST $599.99 FREE SHIPPING!, The Explore Scientific AR Air-Spaced Doublet Series telescopes are classic air-spaced, crown-and-flint, doublet achromatic f/6.5 refactors with a superior-class optical figure. Full Explore Scientific Warranty. Focal length 988mm, Ratio/6.5, Limiting Magnitude13.4, Resolution.77 arc sec, Tube length w/ Dew Shield41 ; 1041mm, Diameter152 Weight23 lb; 10.7 kg, Dovetail45mm Wide V-Block, Similar to Vixen Dovetail Style.

Just add a few eyepieces and the alt-azimuth or equatorial mount of your choice you'll be ready to discover Universe. Designed to handle the rigors of public star parties and educational outreach, Explore Scientific AR Series telescopes come with heavy-duty, high quality components, including a 2-inch Two-Speed Crawford Focused Compression, 99% Reflective Dielectric-Coated Diagonal Mirror 1.25-inch Eyepiece Adapter, installed an 8X50 non-illuminated straight-through finder scope quick release bracket, cradle ring assembly 45mm wide dovetail plate Vixen style.

specifications telescuper:

• brand: Explore Scientific
• mpn: Ar102
• type: Refractor
• upc: 812257010080

payments telescuper:

• wallet: Apple-pay
• credit card: Mastercard
• other

seller telescuper:

• city: Monroe, Louisiana
• # reviews: 50198
• rating: 99.1%

returns telescuper:

• time: 30 Days
• method: Money back
• policy: Returns Accepted
• paid by: Seller

shipping telescuper:

• transit: 5-8 Days
• service: Standard, Expedited
• cost: $0.00
• type: Fixed
• class: Standard, Expedited

offer telescuper:

• options: Ship-to-home
• started: October 30, 2024
• sold: 0
• quantity: 2
• availability: In Stock

general telescuper:

• Cameras Photo > Binoculars Telescopes > Telescopes
• condition: New

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