Seamless aluminium tube with seven internal baffles plus 10 supplementary baffles opposite the focuser.
Sital Mirror substrate. Corrector substrate: Russian BK7 glass.
Comes with serial numbered Certificate of Optical Quality giving the following values:
- Wavefront Error (p.t.v.) 1/8.5 wave
- Strehl Ratio: 97.2%
- Resolution (on-axis): 0.8 arc seconds
- Image Spot Size: 7.8 microns
Includes padded flexible carrying case, upgraded black anodized 2" JMI NGF-DX1 dual speed Crayford focuser plus 2” extension and 1.25" adapter, Astrozap flexible dew shield, removable rear cover plate for tube cooling, filtered vented meniscus cell, 10 x 50 finder scope mounted in quick exchange bracket, second quick exchange bracket, tube holder with carrying handle and attached 280mm x 100mm dovetail mounting plate.
Excellent condition.
Selling for $1,400.01 (I will take a cent less!)
Also available: Losmandy GM-8 with Gemini – see separate For Sale entry.
Available at Benalla, North East Victoria.