Omegon 90 f/5.5 OTA

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About this product

Omegon 90mm/F500 Optical Tube Assembly

The Omegon 90mm f/5.5 OTA is a good choice for use as a travel telescope or guide scope.

This 90mm aperture achromatic refractor provides plenty of light grasp, making it a good choice for rich field observation. Fit a 2" eyepiece and diagonal to experience beautiful night sky views. 

The interior baffling and multicoated optics enhance light transmission and reduce internal reflections. 

The telescope can handle magnifications up to a respectable 80x and is fitted with a short Vixen-style dovetail, enabling it to be attached to any mount equipped with a Vixen-style saddle.

It is also supplied with adjustable tube-rings, enabling it to be used as a guidescope for astrophotography.  

The 2" Crayford focuser provides easy, precise focusing, and a 2"-1.25" adapter enables you to use both 2" and 1.25" eyepieces.

The all-metal OTA includes a convenient retractable dew shield. 

Specifications

Type: Achromatic Doublet

Aperture: 90mm

Focal Length: 500mm

Focal Ratio: F/5.5

Resolving Limit: 1.15"

Limiting Magnitude: 12.2

Light Gathering Capacity: 165x

Max Useful Magnification: 80x

Weight: 2.2kg

Focuser: 2" Crayford

Back Focus: 130mm

What's in the box

• Tube Rings
• Carry Bag
• 2" to 1.25" Eyepiece Adaptor

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