Here are a few images that accurately reflect the abilities
of any given camera model. The images are altered only in
terms of size and sharpness after reduction and by the JPEG
compression used. Unless otherwise mentioned, assume that
any marbling or artifacts visible in the images are due to
the compression required to display them here. We feel however,
that they still faithfully represent the results we experienced.
STILL LIFE PHOTO
This subject is photographed in a room that has
a mix of fluorescent and incandescent light, but which is not
brightly lit. The camera's flash is used to add fill light.
The backdrop is 1.95 m (6.5 ft) from the camera.
This photo is captured with the Digimax i5's flash set to
the Auto mode. Set to its defaults, the image the camera produces
is a bit too dark, and to capture a brighter image an exposure
compensation of +0.5 EV was used.
With these settings, the i5 yielded a bright image that shows
little light fall-off in the corners of the frame, an indication
that although small, the flash is able to produce a sufficient
amount of light to cover the field of the wide angle.
Photo
Information
Format:
JPEG
Aperture:
f3.5
Exposure:
Program
Shutter speed:
1/45 sec.
Res:
2592 x 1944
Flash:
On
Quality:
Super Fine
ISO:
100
File Size:
2.43 MB
Focal Lgth:
39 mm (35mm Eq.)
The least compressed image quality
(Super Fine) is used, but the compression has obviously softened
the details in the image slightly. With this camera, we also
noted that the image is less sharp on the right side of the
frame than the left.
ZOOM PHOTO
Now we zoom in on the on the centre of the image
above to gauge the sharpness of the image at the zoom's maximum
setting. The camera remains at the same distance as in the
preceding photo.
Set to the maximum telephoto setting, the i5 captures a
very clear image, but one which also required +0.5 EV of exposure
compensation to make the image brighter.
The detail the tiny lens was able to capture with this subject
is quite reasonable, and the slight softness that can be seen
in the image below — for example in the texture of the
background cloth — is likely due to a combination of
the compression, and the relatively short depth of field produced
by an f4.5 aperture.
The Auto shooting mode of the i5 provides an Auto
Macro mode that allows the camera to focus on a subject
from as close as 5 cm (1.95 inches) from the lens, capturing
a field of view of approximately 4.6 cm (1.8 inches). The
Manual mode offers a Super Macro mode that allows the camera
to focus — with the lens set at the wide angle end —
on a subject from 1 to 5 cm (0.4 to 1.8 inches).
At the closest distance, the i5 is able to capture a field
of view of 1.4 cm (0.5 inch).
Using either the standard Macro
mode, or the Super Macro mode, some barrel distortion can
become noticeable in the images. However, if a subject that
has no vertical or horizontal lines is used, even with the
very shallow depth of field a wide aperture produces, the
i5 is able to yield excellent macro shots.
BUILDING PHOTO
This image is our "outdoor" test. The architecture
of the building, in particular its angled girders, immediately
show the presence of jaggies. The shadowed entrance can also
often reveal the quality of the exposure.
Our standard outdoor shot revealed not only a good exposure
but that the image is sharp from corner to corner and as sharp
on the right side of the frame as it is on the left.
Also notable, the images of this subject do not show any
trace of a chromatic aberration. Moreover, the auto white
balance is quite accurate, and this wide angle shot of the
building has colours that are consistent with those of the
zoom shot shown further below.
Photo
Information
Format:
JPEG
Aperture:
f6.3
Exposure:
Program
Shutter speed:
1/350 sec.
Res:
2592 x 1944
Flash:
Off
Quality:
Super Fine
ISO:
100
File Size:
2.46 MB
Focal Lgth:
39 mm (35mm Eq.)
ZOOM PHOTO
Zooming in on the entrance of the building, the shadowed entrance takes on a greater importance for the metering and can cause an overexposure of sections that are directly lit.
At the maximum telephoto of its focal length range the i5's
zoom has no noticeable pincushion distortion, and vertical
image elements that get imaged close to the edges of the frame
appear perfectly straight.
With this test photo, the metering produced a well-exposed
image. Moreover, the auto white balance yielded colours that
are faithful to those captured when the lens was set to the
wide angle, although the frame content is quite different.
Photo
Information
Format:
JPEG
Aperture:
f8.0
Exposure:
Program
Shutter speed:
1/250 sec.
Res:
2592 x 1944
Flash:
Off
Quality:
Super Fine
ISO:
100
File Size:
2.43 MB
Focal Lgth:
117 mm (35mm Eq.)
NIGHT PHOTO
Since this camera is capable of long exposures,
a photo taken at night is included here.
Aperture: f3.7; shutter
speed: 12 sec, 50 ISO, Night mode.
With the Digimax i5, night
time shots are only possible using the Night scene
mode, as only this mode provides control over the shutter
speed — from 1 to 16 seconds — and over the aperture.
Regrettably the Night scene mode offers no control over the
white balance, and with a subject such as this one that contains
light originating from sodium vapour lamps, the image takes
on an overly yellow/orange colour cast.
Nevertheless, the i5 can produce some excellent long exposures,
and quite surprisingly, although it does not seem to be equipped
with a dark frame noise reduction system — none is mentioned
in the literature — the noise content of long exposures
is quite reasonable.
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