
Saxon 80400 Refractor Telescope - OTA Only
The Saxon 80400 Refractor Telescope is a versatile optical tube designed for both terrestrial viewing and wide-field astronomy. Lightweight and travel-friendly, this 80mm refractor delivers bright, clear images of land and sky targets.
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The Saxon 80400 Refractor Telescope - OTA Only is a versatile optical tube assembly designed for astronomers and photographers who want the freedom to customise their setup. Featuring an 80mm multi-coated achromatic objective lens and a short 400mm focal length, this telescope provides bright, wide-field views that are perfect for sweeping through star clusters, observing the Moon, or spotting terrestrial targets during the day. Its compact form factor makes it an excellent grab-and-go option for travel, fitting easily into luggage without sacrificing optical performance.
Beyond visual observation, this Saxon 80/400 serves as a capable tool for astrophotography, functioning effectively as a lightweight guide scope for autoguiding setups. Weighing just 1.9kg, it adds minimal load to your mount while offering substantial utility. The focuser is pre-threaded to accept a T-ring, allowing for direct connection to a DSLR camera for digiscoping or wide-field imaging. Whether used as a primary travel scope or a secondary guide instrument, this achromatic refractor delivers quality optics in a user-friendly package.
Key Features
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High-Quality Optics: The 80mm aperture and multi-coated achromatic lens ensure bright, sharp images with minimal chromatic aberration.
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Wide-Field Views: With a 400mm focal length, this telescope excels at observing expansive star clusters and terrestrial landscapes.
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Dual-Purpose Design: Includes a 45-degree erect image diagonal, making this Saxon 80 OTA suitable for both land and sky viewing.
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Photography Ready: The focuser is pre-threaded for T-mounts, allowing for easy DSLR connection or use as a guide scope.
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Lightweight Construction: Weighing only 1.9kg, this compact 80mm refractor is effortless to transport and mount.
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Comprehensive Accessories: Comes with Super eyepieces and a finderscope to get you started with your optical tube.
What's in the Box
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Saxon 80mm/400mm Refractor Telescope Tube
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Saxon Super 10mm 1.25" Eyepiece
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Saxon Super 25mm 1.25" Eyepiece
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Saxon 6x30 Finderscope with Bracket
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Saxon 1.25" Erect Image Diagonal (45 Degree)
Full Specifications
| Optical Tube Assembly (OTA) |
| Optical Design | Achromatic Refractor |
| Aperture | 80mm |
| Focal Length | 400mm |
| Focal Ratio | f/5.0 |
| Included Eyepiece | Super 25mm (16x Magnification), Super 10mm (40x Magnification) |
| Finderscope | 6x30 |
| Diagonal | 1.25" 45° Erect Image Diagonal |
| Optical Tube Construction | Aluminium |
| Highest Useful Magnification | 160x |
| Lowest Useful Magnification | 11x |
| Limiting Stellar Magnitude | 12 |
| Resolution (Rayleigh) | 1.74 arcseconds |
| Resolution (Dawes) | 1.45 arcseconds |
| Light Gathering Power (Compared to Human Eye) | 131x |
| Optical Coatings | Fully Coated |
| Optical Tube Length | 40cm |
| Optical Tube Diameter | 8cm |
| Optical Tube Weight | 1.9kg |
| Dovetail | Vixen |
| Warranty | 5 Years Limited Warranty |
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About Saxon - High Quality Optics
The Saxon brand commits to quality and research. The company develops a range of binoculars, telescopes, microscopes and accessories with the understanding of its user’s priorities and needs. Saxon has built each product around the knowledge that everyone’s viewing requirements are different, proven through each precise and well thought out product line. Browse a range of Saxon optical products and you'll find that every glass has been designed to help every viewer see only the best in every situation.
Product Code: SAX-214117
| Optical Design | Refractor |
|---|---|
| Aperture | 80mm |
| Focal Length | 400mm |
| Focal Ratio | 5 |
| Highest Practical Magnification | 160x |
| Mount Type | N/A |
| Motor Drive | No |
| Eyepiece 1 | Super 10mm - 1.25" |
| Eyepiece 2 | Super 25mm - 1.25" |
| Finderscope Make | 6x30 Finder |
| Tube Length | 40cm |
| Autoguide Port | No |
| Electronic Hand Control | No |
| Warranty Information | 5 Years |
| Item | Qty |
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Saxon 80mm/400mm Refractor Telescope Tube
|
1
|
|
Saxon Super 10mm 1.25" Eyepieces
|
1
|
|
Saxon Super 25mm 1.25" Eyepiece
|
1
|
|
Saxon 6x30 Finderscope with bracket
|
1
|
|
Saxon 1.25" Erect Image Diagonal (45 degree)
|
1
|






















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