2" QE-1.6X Extender for FSQ-106EDX4 Telescopes (TKA36595)

Description The Takahashi Extender QE 1.6X is a combination optical extender and field flattener designed specifically for the FSQ-106EDX4 telescope. The five optical element design allows for high magnification with a flat field and little chromatic aberration. The Extender QE is ideal for high magnification lunar and planetary visual observation, as well as CCD imaging.   The Extender QE features a 2 inch barrel. Specifications Telescope with Adapter 2" QE-1.6X EX with FSQ-106EDX4 Adapter Part Number TKA36595 Aperture 106mm Resolution 1.09" Limiting Magnitude 11.9 Light Gathering Power 229X Focal Length 850mm Focal Ratio f/8.0 Image Circle Diameter  44mm Optical Type Doublet ED Quadruplet Tube Diameter 125mm Tube Length (With Lens hood retracted) 675mm(580 mm) Tube Weight 7.0kg Recommended Finder 7x50 Metal Back Distance 117.5 mm