Explore Scientific 102mm f/6.5 Achromat Refractor Telescope OTA (DAR102065-02)

Explore Scientific

Price: $499.99 USD
List Price:
Price: $499.99 USD
Shipping calculated at checkout.

The Explore Scientific 102mm f/6.5 Achromat Refractor OTA delivers bright, wide-field views in a portable, affordable, and easy-to-use design. Featuring a 102 mm air-spaced doublet lens and a fast f/6.5 focal ratio, this refractor excels in lunar and planetary observing as well as sweeping star fields and deep-sky objects.

A precision 2″ dual-speed Crayford focuser ensures smooth focusing for visual use or entry-level astrophotography. With a 2″ dielectric diagonal, 8×50 finderscope, and Vixen-style dovetail plate included, the OTA is ready to mount straight out of the box.

Lightweight and versatile, it’s an excellent choice for beginners and intermediate users seeking a reliable, high-value refractor for both home and travel observing.

Key Features

  • Explore Scientific 102 mm air-spaced achromatic doublet

  • Fast 663 mm focal length (f/6.5) for bright, wide-field viewing

  • 2″ dual-speed Crayford focuser for smooth, accurate focusing

  • Includes 2″ dielectric diagonal with 1.25″ adapter

  • 8×50 finderscope for quick, easy target acquisition

  • Vixen-style dovetail and cradle rings for broad mount compatibility

  • Lightweight and portable OTA for grab-and-go astronomy

Specifications

Specification Detail
Brand Explore Scientific
Optical Design Air-spaced achromatic doublet
Aperture 102 mm
Focal Length / Ratio 663 mm / f/6.5
OTA Weight ~5.2 kg
Focuser 2″ dual-speed Crayford
Diagonal 2″ dielectric (with 1.25″ adapter)
Finderscope 8×50 straight-through
Mounting System Vixen-style dovetail + cradle rings
Recommended Use Moon, planets, clusters, nebulae, wide-field deep-sky, beginner astrophotography

Frequently Asked Questions

With a beginner telescope you can see a surprising amount — the craters and mountains on the Moon, the rings of Saturn, the moons of Jupiter, and star clusters like the Pleiades. As you get more comfortable, you can also spot nebulae and distant galaxies. Not sure which beginner telescope is right for you? Check out our Telescope Buying Guide.
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All telescopes on Telescope Wolves are hand-picked with beginners in mind. If you're unsure which telescope is right for you, check out our Telescope Buying Guide.
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