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| Poor | Average | Good | Excellent | |
|---|---|---|---|---|
 Screen size | 1.5 in Best: Sony Cyber-shot DSC-W710 Screen size: 6.7 in | |||
 ISO maximum | 400 Best: Pentax KP ISO maximum: 819200 | |||
 Effective pixels | 5 Mpx Best: Hasselblad H6D-100c Effective pixels: 100 Mpx | |||
 Max resolution | 2592 x 1944 px Best: Leica M11 Max resolution: 9528 x 6328 px | |||
| Sensor type | CCD |
|---|---|
| Sensor size | 0.28 in |
| Sensor photo detectors | 5.0 Mpx |
| Effective pixels | 5.0 Mpx |
| Image ratio w:h | 4:3 |
| Max resolution | 2592 x 1944 px |
| Other resolutions |
|
| Optical zoom | 5.0 x |
|---|---|
| Digital zoom | 4.0 x |
| Minimum aperture | 2.8 |
| Maximum aperture | 4.6 |
| Focal length equiv | 38 - 188 |
| Autofocus |
|
| Manual focus | yes |
| Normal focus range | 23.62 in |
| Macro focus range | 0.79 in |
| Minimum shutter speed | 15.0 s |
|---|---|
| Maximum shutter speed | 1.0 s |
| Shutter priority | yes |
| Aperture priority | yes |
| Exposure compensation plus | 2 |
| Exposure compensation minus | -2 |
| Expousure compensation steps | 1/3 |
| Built-in flash | yes |
| Flash range | 5.2 |
| Flash modes |
|
| External flash | no |
| Self-timer | yes |
| Weight | 8.82 oz |
|---|---|
| Width | 3.94 in |
| Height | 2.32 in |
| Depth | 1.57 in |
| Battery technology | Lithium-Ion |
|---|
| Timelapse recording | yes |
|---|---|
| Orientation sensor | no |
| ISO |
|
|---|---|
| ISO Auto | yes |
| ISO minimum | 64 |
| ISO maximum | 400 |
| White balance presets | 6 |
| Custom white balance | yes |
| Image stabilization type | No |
| Uncompressed format | TIFF |
| Screen size | 1.5 in |
|---|---|
| Touch screen | no |
| Live view | yes |
| Viewfinder | Optical |
| Body type | Compact |
|---|---|
| Colour of product | Silver |
| Environmentally sealed | no |
| Internal storage | 16.0 mB |
|---|---|
| Storage types |
|
| HDMI | no |
|---|---|
| USB version | 1.0 |
| Remote control | yes |
Pentax has today announced the Optio555 digital camera which is an upgrade to the 550. It is a 5 megapixel, 5X zoom camera which Pentax has maximized the responsiveness of, by reducing lag time so the camera is instantly ready when the power is turned on. The Optio 555 will ship to major camera retailers around the end of October.
Pentax Optio 555
Review posted 10/23/03 Click to take a QuickTime tour of the Optio 555 The Optio 555 is the successor to the popular Optio 550, a compact and light weight 5- megapixel camera with a powerful 5x optical zoom lens. PENTAX maximized the responsiveness of the Optio 555 including reduced lag time so the camera
