PPRuNe Forums - View Single Post - Trifocals with a difference
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Old 10th Jul 2021, 23:45
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john_tullamarine
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Join Date: Apr 2001
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Ought not to be too difficult.

Years ago, as John Colvin's legacy, we had one of the older left seat folk in the B767 with pentafocals - I can't bring myself to bifocals, how anyone can manage 5 segments is totally beyond me .....
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