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Old 26-08-2022, 09:18 AM
astro744
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astro744 is offline
 
Join Date: Apr 2007
Posts: 1,244
Current Tele Vue Plossl are 55 (2"), 40, 32, 25, 20, 15, 11, 8

Older models include 26, 21, 17, 13, 10.5, 10.4, 7.4

See https://www.televue.com/engine/TV3b_...=13&Tab=_chron

10.5mm is not listed in the Chronology. Perhaps was sold when 10.4 was no longer made.
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