bertrand lens

13 LETTERS · STARTS WITH B

bertrand lens is a valid 13-letter word worth 15 points in Scrabble and 19 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3E1R1T1R1A1N1D2L1E1N1S1

3 + 1 + 1 + 1 + 1 + 1 + 1 + 2 + 0 + 1 + 1 + 1 + 1 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does bertrand lens mean?