Pentax Optio A20 - Manual (Page 188)

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White Balance Auto, Daylight, Shade, Tungsten Light, Fluorescent Light, Manual
Lens Focal Length 7.9 mm - 23.7 mm (equivalent to 38 mm - 114 mm in
35 mm format)
Maximum Aperture f/2.8 - f/5.4
Lens Composition
7 elements in 5 groups (two dual-sided aspherical
elements, one single-sided aspherical element)
Zoom Type Electrically driven
Picture Range Approx. 65.6 mm × 48.6 mm (screen is filled) (Super Macro
mode)
Lens Cover Electrically driven
Digital Zoom Capture Mode Max 4× (combines with 3× optical zoom to give zoom
magnification equivalent to 12×)
LCD Monitor 2.5-inch TFT color LCD with approx. 232 kilopixels monitor (with backlight),
Beau-Reflective type, frame coverage approx. 100%
Playback Functions Single-frame, 9 frame index, calendar, enlargement (max. 8×, scrollable),
movie playback, sound playback, histogram display, Select & Delete
Playback Mode Palette (Slideshow, Resize, Cropping, Image/Sound Copy,
Image Rotation display, Color Filter, Digital Filter, Brightness Filter, Movie
Edit, Red-eye Compensation, Voice Memo, Protect, DPOF, Start-up
Screen, Frame Composite)
Color filter B&W, Sepia, Color filter (Bar display, Eight colors), B&W + Red, B&W +
Green and B&W + Blue.
Digital filter Soft, Illustration, Special Effect 1, Special Effect 2, Slim
Brightness filter Brightness filter
Focusing System Type TTL contrast detection system by sensor, 5-point
multiple/spot selection, auxiliary AF light, Focus Lock
(by half-pressing shutter release button), Automatic
tracking AF is possible
Still Picture
Focusing Range
(from lens front)
Normal: Approx. 0.35 m -
∞
(full zoom range)
Macro: Approx. 0.12 m - Approx. 0.4 m (full wide-angle)
Super Macro: Approx. 0.06 m - Approx. 0.15 m (full
wide-angle)
Infinity:
∞
(full zoom range)
Pan focus: Approx. 2.3 m -
∞
(full wide-angle), Approx.
9.3 m -
∞
(full telephoto)
Manual Focus: Approx. 0.06 m -
∞
(full wide-angle),
Approx. 0.35 m -
∞
(full telephoto)
Movie Focusing
Range
(from lens front)
Normal: Approx. 0.12 m -
∞
(full wide-angle), Approx.
0.35 m -
∞
(full telephoto)
Macro: Approx. 0.12 m - 0.4 m (full wide-angle)
Super Macro: Approx. 0.06 m - Approx. 0.15 m (full
wide-angle)
Infinity:
∞
(full zoom range)
Pan focus: Approx. 0.9 m -
∞
(full wide-angle), Approx.
3.7 m -
∞
(full telephoto)
Manual Focus: Approx. 0.06 m -
∞
(full wide-angle),
Approx. 0.35 m -
∞
(full telephoto)