Pentax K1000 - Manual Shutter Operation

DEPTH-OF-FIELD TABLE: SMC PENTAX-A 50mm f/2 LENS
1/2
0.446
0.593 0.977
1.539
1.904 2.785
4.420
10.707 37.070
- 0.454 - 0.608
- 1 .02 4 - 1.666
- 2.106
- 3.252
- 5.757 - 25.077
1/2.8
0.445
0.590
0.969 1.516 1.869
2.708
4.225
9.609 26.491
- 0.455
-0.611
-1.03 4
-
1 .69 4
- 2.152
- 3.365
-6.128 - 34.313
1/"-
0.443
0.586 0.956
1 .483
1 .818 2.599
3.962
8.329 18.557
- 0.458 - 0 . 615
-1.0 49
-1.737
- 2.224
-3.550
- 6. 786
- 76.783
1 /5 .6
0.440
0.580 0 .939
1.441
1.754
2.468
3.659
7.075
13.268
- 0.461
- 0.622 - 1 .07 0 - 1 .799
- 2.329
- 3.832
- 7.922
1/8
0.436
0.572
0 .9 15
1 .383
1.667
2.294
3.284 5.774
9.300
- 0.466 - 0.631
-1.103
- 1.901
- 2.506 -4.351
- 10.585
1/ 11
0.430
0.562
0.887
1 .3 16
1.569
2.109
2.911 4.697 6.776
- 0.472
- 0.644
-1.148 - 2.047
- 2.771
- 5.242
-18.30 1
fl16
0.422
0. 546 0.844
1.219
1.430 1.861
2.450 3.588 4.672
- 0.482
-0.667
- 1 .23 1
-
2.348
-3.366
-7.978
1/22
0.413 0.529 0.798 1.120
1.294 1.631
2.061
2.799
3.410
- 0.496
- 0.696
- 1.349
- 2.855
- 4.545
- 21.588
•
1. 536'
1.878'
2.459' 2.939' 5.738'
7.533' 10.960'
20.802' 121.623'
1 /2
- 1.564'
- 1.923'
- 2.543' - 3.064' - 6.287'
- 8.530'
- 13.262'
- 31.339'
1 /2 .8
1.531'
1.869'
2.443' 2.915' 5.640'
7.361'
10.593'
19.495' 86.915'
- 1.570'
- 1. 932'
- 2.560'
- 3.091' -6. 410' - 8.763' - 13.845'
- 34.884'
1.523' 1.856'
2.4 1 9'
2.880' 5.499'
7.118' 10 .087' 17.817'
60.884'
1/4
- 1.573' - 1 .9 46'
- 2.587'
- 3.131' - 6.604'
-9. 137'
- 14 .82 4' - 42 . 020 '
1 .5 12' 1.839 '
2.388'
2.835'
5.322'
6.818' 9.485'
15.986'
43.530'
1/5.6
-1.590' - 1.965' - 2.624' -3. 187' - 6.882' - 9 . 690' - 16.370'
- 57.81 7'
1.497 '
1.815' 2.343' 2.769'
5.078'
6.414'
8.706'
13.855'
30.514'
1 /8
-1.608' - 1.995'
- 2.681'
- 3.275'
- 7.347'
- 10.660'
- 19 . 414'
- 132 .99 0'
1.478 ' 1.785' 2.290' 2.692' 4.802'
5.973' 7.898' 11.882 ' 22.231'
1/11
- 1.631 ' - 2.033' - 2.756' - 3.393' - 8.027'
- 12.190'
- 25.319'
1.447'
2.101'
2.206'
2.573'
4.406'
5.361' 6.845'
9.611'
15.329'
1/16
- 1.670' - 1.737'
- 2.892' - 3.609'
- 9.500'
- 16 . 047'
-5 1 .597'
1.413' 1.684' 2.114' 2.445' 4.012'
4.778'
5.906' 7.827'
11.188'
1 /22
-1.72 1'
-
2.188' - 3.075' - 3.911' - 12.205'
- 25.969'
.19