Hey there Bill - SurplusShed now have the 102 mounted objectives back in!
US$79
http://www.surplusshed.com/pages/item/l3926.html
Quote:
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Attention ATM fanatics! These are superb and only available here at Surplus Shed! Glass, air-spaced achromatic optics, fully coated! 102mm clear diameter with a focal length of 600mm making this an f/5.9. The mounts smaller diameter side is meant to point to your object or the sky and has a diameter of 112mm (OD) and the larger side (bottom) has an ID of 109mm, OD of 116mm and an outer flange with a diameter of 127mm. The entire lens housing is 112mm long and made of heavy duty thermo-plastic. The lenses can be easily removed (if needed) by unscrewing the top of the housing. An incredible price that may not last long!! NEW!
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