Telescope OTAs

Superb optical performance thanks to Canon Optron, Inc. fluorite glass elements in the optical construction. The precise optical design results in ...

After successfully introducing the DeltaRho 350, the DeltaRho 500 is now available for transcending the challenges of-ultra wide field imaging. Wit...

Through years of dreaming of the perfect telescope for wide-field imaging, our pursuit of innovation has finally been honored with PlaneWave’s revo...

Tele Vue 85 OTA The Tele Vue-85's mix of aperture and small physical size makes it a wonderful "go anywhere, do anything," crossover instrument—wit...

New Sky-Watcher 150EDX APO Telescope - redesigned body with famous Esprit optics **Due in late September/August** Highlights: Air Spaced Apochroma...

Designed in Japan, Made in Taiwan  Sharp Optical System & Performance Five-element ED APO lens delivers sharp, flat, colour-free images across...

The Tele Vue 76 OTA expansive 5.5° rich-field drizzles your view with delicate jewel-like stars, while the APO performance of the Nagler designed...

150mm/1800mm Skymax 150 Maksutov-Cassegrain OTA The Maksutov-Cassegrain Advantage This telescope design corrects the problem of off-axis aberratio...

Sky-Watcher 127mm/1500mm Skymax 127 Maksutov-Cassegrain OTA The Sky-Watcher 127/1500 Skymax 127 Maksutov-Cassegrain OTA is a compact and powerful ...

The Sky-Watcher Black Diamond 130/650 Photo Reflector OTA is a 130mm aperture Newtonian reflector with diffraction limited optics, all the light ga...

The BORG 90FL CR has exceptional optical resolution, accomplished by apochromat fluorite glass elements from Canon Optron, Inc. built in the optica...

RC20’s Key Features Large Aperture and Ritchey-Chrétien Optics The RC20 features a purely reflective Ritchey-Chrétien optical system, which include...

Large Aperture and Optimized Focal Ratio The IRDK24 features a generous 610 mm aperture paired with an f/6.5 focal ratio, enhancing its ability to ...

IRDK20’s Key Features Large Aperture and Optimized Focal Ratio The IRDK20 features a substantial 508 mm aperture and an f/6.8 focal ratio, enhancin...

IRDK17’s Key Features Large Aperture and Optimized Focal Ratio The IRDK17 features a considerable 432 mm aperture and an f/6.8 focal ratio, enhanci...

The IRDK14 from PlaneWave Instruments is a precisely engineered optical system designed for high performance in infrared wavelengths. It is an exce...

IRDK12.5’s Key Features Large Aperture and Optimized Focal Ratio The IRDK12.5 features a significant 318 mm aperture and an f/8 focal ratio, enh...

CDK24’s Key Features Large Aperture and Moderate Focal Ratio The CDK24 features a substantial 610 mm aperture and a moderate f/6.5 focal ratio. Thi...

Capturing the most stunning astrophotographs possible is something our team is passionate about. From design to manufacture, our goal with the Corr...

CDK17’s Key Features Large Aperture and Moderate Focal Ratio The CDK17 features a 432 mm aperture and an f/6.8 focal ratio. This combination enha...

PlaneWave CDK 14" Fused Silica The CDK (Corrected Dall-Kirkham) Optical Design is an innovative solution for unsurpassed astroimaging quality at an...

PlaneWave CDK 12.5 Fused Silica Capturing the most stunning astrophotographs possible is something our team is passionate about. From design to man...

Our largest refractor, the APO250VT F/8.8 allows the observer to immerse themselves in the beauty of space. This observatory class instrument provi...

Owing homage to one of TEC’s earliest designs, the APO140ED, the APO140FL F/7debuted in 2017 and has quickly become TEC’s most popular model. The...