A S INSTRUMENT CORPORATION -- SKYWATCHING Product Info.

Remarks:
Specification:
*Aperture:80mm
*Focal Ratio:F/6
*Focal Length:480mm
*Objective Type: Doublet air space
*Resolving Power:1.45��
*Limiting Magnitude:11.3
*Lens Shade: Retractable
*2��Focuser : 360 degree rotating camera angle adjuster
*L-Type: L-bracket based
*1.25�� Adapter: Included
*Case: Soft carrying case/Aluminum case(optional)
*Tube Diameter:90mm
*Tube Length:15��(385mm) fully retracted
*Tube Weight: 2.2kg(4.85lbs.)
*Soft Carrying Case Dimensions:21.25��x11��x4.5