Depth of field · Micro Four Thirds

600 mm f/4 depth of field on Micro Four Thirds

Exactly how much is sharp with a 600 mm lens at f/4 on a Micro Four Thirds camera, from 1.32 m to 100 m.

6.0 km
Hyperfocal distance
3.0 km
Sharp from (focused at hyperfocal)
1200 mm f/8.0
Full-frame equivalent
2°
Diagonal angle of view

Depth of field by subject distance#

600 mm at f/4 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
1.50 m (4.92 ft)1.50 m1.50 m0.0 cm50% / 50%578.03%
2.00 m (6.56 ft)2.00 m2.00 m0.1 cm50% / 50%371.59%
3.00 m (9.84 ft)3.00 m3.00 m0.2 cm50% / 50%216.76%
4.00 m (13.1 ft)4.00 m4.00 m0.5 cm50% / 50%153.01%
5.00 m (16.4 ft)5.00 m5.00 m0.7 cm50% / 50%118.23%
7.00 m (23.0 ft)6.99 m7.01 m1.5 cm50% / 50%81.29%
10.0 m (32.8 ft)9.98 m10.0 m3.1 cm50% / 50%55.34%
15.0 m (49.2 ft)15.0 m15.0 m7.2 cm50% / 50%36.13%
20.0 m (65.6 ft)19.9 m20.1 m12.9 cm50% / 50%26.82%
30.0 m (98.4 ft)29.9 m30.1 m29.4 cm50% / 50%17.69%
50.0 m (164 ft)49.6 m50.4 m82.3 cm50% / 50%10.53%
100 m (328 ft)98.4 m102 m3.31 m49% / 51%5.23%

Try other settings#

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

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

ApertureTotal DoFHyperfocal
f/40.2 cm6.0 km
f/5.60.3 cm4.3 km
f/80.5 cm3.0 km
f/110.7 cm2.2 km

Other focal lengths at f/4#

Focal lengthSubject atTotal DoF
14 mm3.00 m33.3 m
16 mm3.00 m8.21 m
20 mm3.00 m3.35 m
24 mm3.00 m2.06 m
28 mm3.00 m1.44 m
35 mm3.00 m89.0 cm
40 mm3.00 m67.4 cm
50 mm3.00 m42.7 cm
85 mm3.00 m14.5 cm
105 mm3.00 m9.5 cm
135 mm3.00 m5.7 cm
200 mm10.0 m29.4 cm
300 mm10.0 m12.9 cm
400 mm10.0 m7.2 cm
600 mm10.0 m3.1 cm

Same lens settings on other formats#

When to use it#

At f/4, a 600 mm lens on Micro Four Thirds is a natural choice for general photography. Focused at 3 m you get 0.2 cm of sharp zone; for maximum front-to-back sharpness focus at 6.0 km and everything from 3.0 km to infinity will be acceptably sharp.

See also the f/4 aperture guide.

Frequently asked questions#

What is the depth of field of a 600mm lens at f/4?

On Micro Four Thirds, focused at 3 m, it is 0.2 cm; at 1 m it is not applicable (inside minimum focus).

What is the hyperfocal distance for 600mm f/4?

6.0 km (19687 ft) on Micro Four Thirds. Everything from 3.0 km to infinity is acceptably sharp.

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