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  3. SPECTRUM OPTICAL INSTRUMENTS ST-2250

SPECTRUM OPTICAL INSTRUMENTS ST-2250 Explorapro Refractor Telescope 120MM Fmc 150X Altaz Tripod

St-2250 Spectrum Optical Instruments Explorapro 120mm Refractor Telescope Fmc 150x Altaz Tripod

( Brand: Spectrum Optical Instruments ), ( Manufacturer Part Number: ST-2250 ), ( Lens Coating: Fmc ), ( Objective Lens Diameter: 101-140 Mm ), ( Finderscope: Led Dot ), ( Maximum Magnification: 150x ), ( Item Length: 38.5 In ), ( Aperture: 120 Mm ), ( Type: Refractor ), ( Mount Type: Altazimuth ), ( Manufacturer Warranty: 1 Year ), ( Item Height: 63.5 In ), ( Features: Mounted ), ( Item Weight: 11 Lbs ), ( Item Width: 7.25 In )

Review SPECTRUM OPTICAL INSTRUMENTS Explorapro 120mm Refractor Telescope Fmc Altaz Tripod

The Spectrum Optical ST-2250 ExploraPro 120mm Refractor Telescope with FMC 150x Altazimuth Tripod is an excellent choice for both beginner and advanced stargazers. This telescope boasts a powerful 120mm (4.72 inches) refractor objective lens that provides a wide and bright field of view, making it ideal for observing a variety of celestial objects from planets and moons to stars and galaxies.

The telescope's high-quality FMC (Fully Multi-Coated) optics ensure that maximum light is transmitted through the lens system, resulting in crisp and clear images with excellent contrast and color fidelity. The FMC coating also reduces reflection and scatter, minimizing unwanted glare and ghosting.

The ST-2250 ExploraPro comes with an Altazimuth mount, which offers quick and easy pointing to any celestial object in the sky. Its smooth and precise altitude adjustment knob allows for fine-tuning of the telescope's position, while the azimuth adjustment handle enables easy tracking of objects as they move across the sky. The mount also features a built-in polar alignment scope to help users achieve accurate alignment for better tracking performance.

The included FMC 150x Barlow lens doubles the magnification power of the telescope, allowing for even closer views of celestial objects. This versatile accessory also works with other telescopes and can be used for terrestrial viewing as well.

The telescope's sturdy and compact FMC 150x Altazimuth tripod is height-adjustable, providing a comfortable viewing experience for users of various heights. It also features a quick-release clamp mechanism for easy setup and breakdown, making it a great option for those who plan to travel with their telescope.

Overall, the Spectrum Optical ST-2250 ExploraPro 120mm Refractor Telescope with FMC 150x Altazimuth Tripod is a high-performance and user-friendly instrument that delivers stunning views of the night sky. Its advanced features, durable construction, and versatile design make it a must-have for any serious astronomer.

The Spectrum Optical ST-2250 ExploraPro 120mm Refractor Telescope FMC 150x Altazimuth Tripod is a mid-range telescope designed for both amateur astronomers and astrophotography enthusiasts. This telescope comes with several features and benefits, but it also has some drawbacks. Let's explore the pros and cons of buying this particular telescope.

Pros:

1. High-quality optics: The 120mm (4.72 inches) objective lens provides a good balance between light-gathering ability and portability. It offers a decent amount of detail and brightness, making it suitable for observing various celestial objects.

2. Focal length: The telescope comes with a focal length of 1500mm (F/12.5), which makes it well-suited for both visual observations and astrophotography.

3. Altazimuth mount: The altazimuth mount allows for easy pointing and tracking of objects in the night sky, making it a good choice for those who prefer a more intuitive setup.

4. Tripod: The included tripod is sturdy and provides good stability, which is essential for both visual observations and astrophotography.

5. Finderscope: The telescope comes with a 9x50 finderscope, which makes it easier to locate and center objects in the main telescope's field of view.

Cons:

1. Complex setup: Although the altazimuth mount is easy to use, setting up the telescope can be time-consuming, especially for beginners.

2. Limited tracking capabilities: The altazimuth mount does not provide accurate tracking for long exposure astrophotography, which may require the use of additional accessories or an equatorial mount.

3. Weight: At around 25 lbs (11.3 kg), the telescope and tripod are relatively heavy and may not be as portable as some other options.

Conclusion:

The Spectrum Optical ST-2250 ExploraPro 120mm Refractor Telescope FMC 150x Altazimuth Tripod is a good choice for those who are looking for a mid-range telescope with decent optics and good stability for both visual observations and astrophotography. While it has some drawbacks, such as a complex setup and limited tracking capabilities, it offers a good balance between performance and affordability.

Recommendation:

If you're looking for a mid-range telescope for visual observations and astrophotography, the Spectrum Optical ST-2250 ExploraPro 120mm Refractor Telescope FMC 150x Altazimuth Tripod is a solid option. However, if you're a beginner, you may want to consider a more portable and easier-to-use telescope. If you plan to do long exposure astrophotography, you may want to consider investing in an equatorial mount to improve tracking accuracy. Overall, this telescope offers good value for those who are serious about their astronomy pursuits.

Details:

The Spectrum Optical Explorapro 120mm Refractor Telescope is a high-quality telescope designed for exploring the night sky. With a 1-year manufacturer warranty, you can trust in the quality of this telescope for your astronomy adventures. This telescope is part of the Explorapro Series by Spectrum Optical Instruments, known for its performance and durability. With a maximum magnification of 150X and 120mm aperture, this telescope provides clear detailed views celestial objects.

part #: st2250 prices

  • $54.95-$200.00

specifications telescuper:

  • brand: Spectrum Optical Instruments
  • mpn: St-2250
  • lens coating: Fmc
  • objective lens diameter: 101-140 Mm
  • finderscope: Led Dot
  • maximum magnification: 150x
  • item length: 38.5 In
  • aperture: 120 Mm
  • type: Refractor
  • mount type: Altazimuth
  • manufacturer warranty: 1 Year
  • item height: 63.5 In
  • features: Mounted
  • item weight: 11 Lbs
  • item width: 7.25 In

payments telescuper:

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

seller telescuper:

  • city: Mount Pleasant, Michigan
  • # reviews: 7
  • rating: 100.0%

general telescuper:

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

returns telescuper:

  • policy: No Returns

shipping telescuper:

  • service: UPS Ground Saver
  • type: Calculated
  • carrier: UPS
  • class: Economy
  • cost: $16.77
  • transit: 3-8 Days

offer telescuper:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: May 19, 2026
  • quantity: 1
  • best offers: True
lens coating: fmc, objective lens diameter: 101-140 mm, finderscope: led dot, maximum magnification: 150x, item length: 38.5 in, aperture: 120 mm, type: refractor, mount type: altazimuth, manufacturer warranty: 1 year, item height: 63.5 in, features: mounted, item weight: 11 lbs, item width: 7.25 in,
category: camera & photo > cameras photo > binoculars telescopes > telescopes, sku: 2160632798200872,

Spectrum Optical Instruments ST-2250 Is Similar To:

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2 offers $54.95–$200.00 USD
  • Offer #1: $200.00 price + $16.77 shipping estimate = $216.77* total. With a 1-year manufacturer warranty, you can trust in the quality of this telescope for your astronomy adventures. The Spectrum Optical Explorapro 120mm Refractor Telescope is a high-quality telescope designed for exploring the night sky.+$16.77 shipping
  • Offer #2: $54.95 price + $0.00 shipping estimate = $54.95* total. Spectrum 60mm Refractor with ALTAZ Mount & Tripod. The optical viewfinder allows you to locate an object in your eyepiece quickly.FREE SHIPPING

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