Ricoh S10 24-72MM F2.5-4.4VC - Manual (Page 29)

Specifications
Specifications are given for the camera unit mounted on a GXR body.
Effective pixels Approximately 10.0 million
Image sensor 1/1.7" CCD (total pixels: approx. 10.4 million)
Lens Focal length 5.1 mm to 15.3 mm (35-mm format equivalent: 24 mm to
72 mm)
Aperture
(f-number) f/2.5 – f/4.4
Focus range
(from lens) Normal shooting: Approx. 30 cm to ∞ (wide angle/telephoto
end)
Macro shooting: Approx. 1 cm to ∞ (wide angle/zoom macro);
approx. 4 cm to ∞ (telephoto end)
Construction 11 elements in 7 groups (4 aspherical lens elements with 4
surfaces)
Zoom 3.0 × optical zoom; 4.0 × digital zoom; approx. 5.7 × auto resize
zoom (VGA)