Nikon 28mm f/1.8G, 28mmf18G, 2203 user manual Depth of field Imperial Focus distance, 173

■ 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
0.9	10 11/16 in. –	10 11/16 in. –	10 11/16 in. –		10 10/16 in. –	10 9/16 in. –	10 7/16 in. –	10 5/16 in. –	10 2/16 in. –	1/5.5
	10 14/16 in.	10 14/16 in.	10 15/16 in.		11 in.	11 1/16 in.	11 3/16 in.	11 6/16 in.	11 10/16 in.
1.1	1 ft 1 1/16 in. –	1 ft 1 1/16 in. –	1 ft 15/16 in. –		1 ft 13/16 in. –	1 ft 12/16 in. –	1 ft 10/16 in. –	1 ft 6/16 in. –	1 ft –	1/7.7
	1 ft 1 5/16 in.	1 ft 1 5/16 in.	1 ft 1 7/16 in.		1 ft 1 9/16 in.	1 ft 1 11/16 in.	1 ft 1 15/16 in.	1 ft 2 4/16 in.	1 ft 2 14/16 in.
1.5	1 ft 5 10/16 in. –	1 ft 5 10/16 in. –	1 ft 5 6/16 in. –		1 ft 5 4/16 in. –	1 ft 4 15/16 in. –	1 ft 4 9/16 in. –	1 ft 4 1/16 in. –	1 ft 3 6/16 in. –	1/11.9
	1 ft 6 6/16 in.	1 ft 6 6/16 in.	1 ft 6 10/16 in.		1 ft 6 13/16 in.	1 ft 7 3/16 in.	1 ft 7 13/16 in.	1 ft 8 10/16 in.	1 ft 10 3/16 in.
3	2 ft 10 3/16 in. –	2 ft 10 1/16 in. –	2 ft 9 4/16 in. –		2 ft 8 4/16 in. –	2 ft 6 15/16 in. –	2 ft 5 4/16 in. –	2 ft 3 8/16 in. –	2 ft 15/16 in. –	1/27.9
	3 ft 2 1/16 in.	3 ft 2 4/16 in.	3 ft 3 4/16 in.		3 ft 4 15/16 in.	3 ft 7 3/16 in.	3 ft 11 8/16 in.	4 ft 6 4/16 in.	5 ft 11 14/16 in.
∞	44 ft 5 10/16 in. –	41 ft 1 15/16 in. –	29 ft 6 in. –		20 ft 9 in. –	14 ft 11 1/16 in. –	10 ft 6 10/16 in. –	7 ft 9 4/16 in. –	5 ft 5 6/16 in. –	1/∞
	∞	∞		∞	∞	∞	∞	∞	∞

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