Nikon 2183B, 50mmf18G, 50mmf/1.8G, 2199B Focus distance Depth of field Reproduction ratio, 12.8

■ Depth of field (Imperial)(ft)

	Focus distance			Depth of field			Reproduction ratio
	f/1.8	f/2	f/2.8	f/4	f/5.6	f/8	f/11	f/16
1.75	1 ft 8 12/16 in.	1 ft 8 12/16 in.	1 ft 8 12/16 in.	1 ft 8 10/16 in.	1 ft 8 6/16 in.	1 ft 8 4/16 in.	1 ft 7 15/16 in.	1 ft 7 9/16 in.	1/8.3
	—	—	—	—	—	—	—	—
	1 ft 9 4/16 in.	1 ft 9 4/16 in.	1 ft 9 4/16 in.	1 ft 9 6/16 in.	1 ft 9 10/16 in.	1 ft 9 13/16 in.	1 ft 10 3/16 in.	1 ft 10 13/16 in.
2.5	2 ft 5 10/16 in.	2 ft 5 8/16 in.	2 ft 5 6/16 in.	2 ft 5 3/16 in.	2 ft 4 13/16 in.	2 ft 4 5/16 in.	2 ft 3 12/16 in.	2 ft 2 12/16 in.	1/12.8
	—	—	—	—	—	—	—	—
	2 ft 6 8/16 in.	2 ft 6 8/16 in.	2 ft 6 12/16 in.	2 ft 6 15/16 in.	2 ft 7 5/16 in.	2 ft 8 1/16 in.	2 ft 8 12/16 in.	2 ft 10 5/16 in.
4	3 ft 10 13/16 in.	3 ft 10 13/16 in.	3 ft 10 5/16 in.	3 ft 9 10/16 in.	3 ft 8 10/16 in.	3 ft 7 7/16 in.	3 ft 5 14/16 in.	3 ft 3 10/16 in.	1/21.7
	—	—	—	—	—	—	—	—
	4 ft 1 3/16 in.	4 ft 1 5/16 in.	4 ft 1 15/16 in.	4 ft 2 12/16 in.	4 ft 3 15/16 in.	4 ft 5 14/16 in.	4 ft 8 6/16 in.	5 ft 1 7/16 in.
7	6 ft 8 4/16 in.	6 ft 8 1/16 in.	6 ft 6 10/16 in.	6 ft 4 7/16 in.	6 ft 1 13/16 in.	5 ft 10 3/16 in.	5 ft 6 2/16 in.	5 ft 8/16 in.	1/39.4
	—	—	—	—	—	—	—	—
	7 ft 4 1/16 in.	7 ft 4 7/16 in.	7 ft 6 6/16 in.	7 ft 9 6/16 in.	8 ft 1 11/16 in.	8 ft 9 2/16 in.	9 ft 8 3/16 in.	11 ft 9 6/16 in.
∞	142 ft 1 3/16 in.	131 ft 5 10/16 in.	94 ft	65 ft 10 13/16 in.	47 ft 1 15/16 in.	33 ft 1 5/16 in.	24 ft 2 1/16 in.	16 ft 8 10/16 in.	1 / ∞
	—	—	—	—	—	—	—	—
	∞	∞	∞	∞	∞	∞	∞	∞

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