Orion Hunting Equipment instruction manual Specifications

Specifications

Optical tube: Seamless aluminum

Objective lens diameter: 100mm (3.9")

Objective lens: Apochromatic, rear element made of ED glass, air-spaced

Objective lens coating: Fully multi-coated

Lens cell: Machined aluminum

Focal length: 900mm

Focal ratio: f/9.0

Focuser: Crayford, accepts 1.25" or 2" accessories and camera T-Ring

Weight: 7 lbs.

Length: 35.5"

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