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翔羽000:E.F.L:焦距 9(=+OQ6 B.F.L:后截距 w"M!**bP FNo:相对孔径倒数 p|0SA=?k" F.A:视场角 #>CWee; Lp’:入瞳距离或光阑距Lp'下标所示面的距离 (2016-04-09 10:49) Zg= {
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