I upgraded my Epson V600 scanner to an Epson V850 Pro! Not affordable in the slightest, but still 1/3 the price of a CoolScan. Here's some comparisons. Stop dissing on flatbeds! :
SilverFast vs Epson Scan - Lenscraft
Farbfilm scannen: Mein Vergleich mit Vuescan, Silverfast und Epson-Scan
SilverFast vs Epson Scan - Lenscraft
Review: Epson Perfection V700 bundled with SilverFast SE - Software
Anleitung: Negative richtig scannen mit dem Epson V800 / 850 unter Epson Scan
Frontier Scanner Vs. Epson V600 : r/AnalogCommunity
How to Scan Slide Film | Epson v800 | Silverfast - YouTube