$999.99 winning eBay bid amount on old Zeiss 109 TEM
$1,500.00 shipping/prep
$5,500.00 Parts/labor to get TEM running
$7,999.99 Total invested


$20,000.00 Refurbished 109 of the same vintage, with warranty 
$400,000.00 New TEM, installed

 

Postscript: There’s another 109 currently on eBay. Buy It Now price is $3,900—and it has to be shipped from South Korea.