Depth of field · Micro Four Thirds

24 mm f/1.8 depth of field on Micro Four Thirds

Exactly how much is sharp with a 24 mm lens at f/1.8 on a Micro Four Thirds camera, from 30.0 cm to 100 m.

21.4 m
Hyperfocal distance
10.7 m
Sharp from (focused at hyperfocal)
48 mm f/3.6
Full-frame equivalent
49°
Diagonal angle of view

Depth of field by subject distance#

24 mm at f/1.8 on Micro Four Thirds (17.3×13 mm), circle of confusion 15 µm. “Background blur” is the size of an out-of-focus light at infinity as a percentage of frame width.

Focus distanceNear limitFar limitTotal DoFFront / behindBackground blur
30.0 cm (0.98 ft)29.6 cm30.4 cm0.8 cm49% / 51%6.70%
50.0 cm (1.64 ft)48.9 cm51.1 cm2.2 cm49% / 51%3.89%
75.0 cm (2.46 ft)72.5 cm77.6 cm5.1 cm48% / 52%2.55%
1.00 m (3.28 ft)95.6 cm1.05 m9.2 cm48% / 52%1.90%
1.50 m (4.92 ft)1.40 m1.61 m20.9 cm47% / 53%1.25%
2.00 m (6.56 ft)1.83 m2.20 m37.4 cm45% / 55%0.94%
3.00 m (9.84 ft)2.63 m3.49 m85.4 cm43% / 57%0.62%
4.00 m (13.1 ft)3.37 m4.92 m1.54 m41% / 59%0.47%
5.00 m (16.4 ft)4.05 m6.52 m2.47 m38% / 62%0.37%
7.00 m (23.0 ft)5.28 m10.4 m5.13 m34% / 66%0.27%
10.0 m (32.8 ft)6.81 m18.8 m12.0 m27% / 73%0.19%
15.0 m (49.2 ft)8.81 m50.3 m41.5 m15% / 85%0.12%
20.0 m (65.6 ft)10.3 m314 m304 m3% / 97%0.09%
30.0 m (98.4 ft)12.5 m∞∞—0.06%
50.0 m (164 ft)15.0 m∞∞—0.04%
100 m (328 ft)17.6 m∞∞—0.02%

Try other settings#

Near limit—
Far limit—
Depth of field—
Hyperfocal distance—
In front / behind—

24 mm at other apertures (subject at 3 m)#

ApertureTotal DoFHyperfocal
f/1.256.3 cm32.0 m
f/1.465.9 cm27.5 m
f/1.885.4 cm21.4 m
f/295.3 cm19.2 m
f/2.81.37 m13.7 m
f/42.06 m9.62 m
f/5.63.21 m6.88 m
f/86.04 m4.82 m
f/1118.7 m3.51 m
f/16∞2.42 m

Other focal lengths at f/1.8#

Focal lengthSubject atTotal DoF
14 mm3.00 m2.97 m
16 mm3.00 m2.10 m
20 mm3.00 m1.26 m
24 mm3.00 m85.4 cm
28 mm3.00 m62.1 cm
35 mm3.00 m39.4 cm
40 mm3.00 m30.0 cm
50 mm3.00 m19.1 cm
85 mm3.00 m6.5 cm
105 mm3.00 m4.3 cm
135 mm3.00 m2.5 cm

Same lens settings on other formats#

When to use it#

At f/1.8, a 24 mm lens on Micro Four Thirds is a natural choice for environmental portraits, street and low light. Focused at 3 m you get 85.4 cm of sharp zone; for maximum front-to-back sharpness focus at 21.4 m and everything from 10.7 m to infinity will be acceptably sharp.

See also the f/1.8 aperture guide.

Frequently asked questions#

What is the depth of field of a 24mm lens at f/1.8?

On Micro Four Thirds, focused at 3 m, it is 85.4 cm; at 1 m it is 9.2 cm.

What is the hyperfocal distance for 24mm f/1.8?

21.4 m (70.1 ft) on Micro Four Thirds. Everything from 10.7 m to infinity is acceptably sharp.

Last updated October 03, 2026 · How we calculate · Sources