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IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
Explore Scientific FirstLight 102mm Doublet Refractor with EXOS EQ Nano Mount - Discontinued
Explore Scientific FirstLight 102mm Doublet Refractor with EXOS EQ Nano Mount - Discontinued

Explore Scientific FirstLight 102mm Doublet Refractor with EXOS EQ Nano Mount - Discontinued

by Explore Scientific
SKU ES-FL-AR1021000EQ3
Sold out
$409.99 - $409.99
$409.99
$409.99 - $409.99
$409.99
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  • 102mm Air-Spaced Doublet Refractor
  • EXOS Nano German Equatorial Mount
  • Slow-Motion Controls for Precise Tracking
  • Includes Plössl Eyepiece and Red-Dot Finder
  • Smartphone Adapter for Basic Astrophotography
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  • Description
  • FAQ
  • Specifications
  • In the Box
  • Downloads
  • Warranty

  • Explore Scientific FirstLight 102mm Doublet Refractor with EXOS EQ Nano Mount

    The Explore Scientific FirstLight 102mm Doublet Refractor combines a generous aperture with the stability of an equatorial mount for detailed celestial viewing. This package is built around an air-spaced doublet objective lens designed to deliver sharp, high-contrast, true-color images of the Moon, planets, and bright deep-sky objects. Paired with the smooth-tracking EXOS Nano EQ mount, this telescope makes it easy to follow targets as they move across the night sky.

    The 102mm Air-Spaced Doublet Objective

    This telescope's optical heart is an air-spaced doublet refractor lens with a 102mm aperture. This design is engineered to minimize chromatic aberration, or false color, ensuring that views of bright objects like Jupiter and the lunar limb are clean and rendered in their true colors. A built-in dew shield helps to delay the formation of condensation on the objective lens during long nights and blocks stray light for improved contrast.

    EXOS Nano EQ Mount for Smooth Astronomical Tracking

    Included is the EXOS Nano, a German Equatorial Mount designed specifically for astronomy. Unlike a simple photo tripod, an equatorial mount tracks celestial objects in a single arc, requiring only one slow-motion control to keep your target centered in the eyepiece. The mount is supported by a full-size, sturdy tripod with an accessory tray to hold your eyepiece and other small items, providing a stable foundation for your observations.

    A Complete Smartphone-Ready Observing Kit

    The FirstLight 102mm refractor package arrives as a complete observing kit, ready for your first night out. It includes a versatile Plössl eyepiece, a diagonal for comfortable viewing angles, and a red-dot finder to help you locate objects in the sky. To get you started with basic astrophotography, a smartphone adapter is also included, allowing you to capture and share images of the Moon and bright planets through the eyepiece.

  • What can I see with the Explore Scientific FirstLight 102mm refractor?

    The 102mm aperture gathers enough light to reveal detailed views of the Moon's craters and seas, the rings of Saturn, the cloud bands of Jupiter and its Galilean moons, and the phases of Venus. It will also show you brighter deep-sky objects like the Orion Nebula (M42), the Andromeda Galaxy (M31), and numerous star clusters like the Pleiades (M45).

    Is the EXOS Nano EQ mount difficult to set up for a beginner?

    While there is a learning curve to polar alignment compared to a simple point-and-look mount, the benefit is smooth, single-axis tracking. Taking the time to learn the initial setup unlocks the ability to easily follow planets and stars for extended periods using a single slow-motion control knob.

    How does the doublet lens in the FirstLight 102mm refractor improve the view?

    The air-spaced doublet lens is designed to correct for chromatic aberration. This is an optical effect where different colors of light focus at slightly different points, creating purple or blue halos around bright objects. By minimizing this effect, the doublet lens delivers sharper, higher-contrast images with more accurate color rendition.

    Can I do astrophotography with the FirstLight 102mm and the included smartphone adapter?

    Yes, the included smartphone adapter is perfect for getting started in astrophotography. It allows you to clamp your phone to the eyepiece to capture images of the Moon and bright planets like Jupiter and Saturn. This method, known as afocal imaging, is a great way to save and share what you see at the eyepiece.

    How well will the FirstLight 102mm and EXOS Nano mount show me Saturn's rings?

    The 102mm aperture provides enough resolution to clearly define Saturn's rings as separate from the planet itself. On nights of steady seeing, you may even be able to spot the Cassini Division, a dark gap within the rings. The EXOS Nano mount's smooth tracking will be essential for observing these details at high magnification.

    What is the benefit of the slow-motion controls on the EXOS Nano mount?

    Slow-motion controls allow you to make very fine, precise adjustments to the telescope's position. Once you have an object in the eyepiece, you use these controls to track it smoothly as it drifts across the sky due to the Earth's rotation. This is far more accurate than trying to nudge the telescope by hand, especially at high power.

  • GTIN 812257018062

  • This product's contents are listed in the main description.

  • No manual or software is provided for this product by the manufacturer.

  • Explore Scientific Warranty