OPTIKON - Keratron - Technical Specifications

AREA OF ANALYSIS:	10mm x 14mm (visible on the monitor)
KERATOSCOPE CONE:	28 border mires, equally spaced on a sphere
ANALYSED POINTS:	Over 80,000
MEASURED POINTS:	7,168
CORNEAL COVERAGE:	From 0.33mm (minimum diameter on a 43D sphere) up to 11mm on a normal eye
MEASURED AREA:	90% of the corneal surface (normal eyes)
DIOPTRIC POWER RANGE:	From 1D to over 120D
RESOLUTION:	+/- 0.01D, 1 micron
FOCUSING DEVICE:	Eye Positioning Control System EPCS (patented) automatic acquisition, with decentration correction
TV CAMERA:	High resolution (C.C.I.R.)
MONITOR:	6" B&W
OTHER FEATURES:	Automatic OD/OS detection, Placido ring image available on the B&W screen
WEIGHT:	11 Kg
ACCESSORIES INCLUDED:	Table top with head rest, calibration kit, footswitch, Scout software

POWER SUPPLY:	Mains (100-110 or 220-240 Vac, 50/60Hz) to Videokeratoscope (+5, +12, -12Vdc)
IMAGE ACQUISITION:	Acquisition through footswitch and EPCS, digital conversion and storage (freeze) on B&W monitor
PC-VK LINK:	Through USB port
SOFTWARE:	Scout release 3.2 or higher

ENVIRONMENT:	MS Windows 98/Me or 2000/XP
PROCESSOR, MEMORY:	Pentium III 450MHz, 64 MB RAM
DISKS:	Internal 10 GB HD, internal 8x CD-Rom
MONITOR:	Super VGA color monitor 14'', 1024x768 points, 16 million colors
PRINTER:	Ink jet (eg. HP 690-990 or equivalent)
PORT:	USB Port

DIOPTRIC SCALE:	Absolute, Normalized, Adjustable
KERATOMETRIC VALUES AND INDICES:	Sim K-readings, Meridians, Hemimeridians, Maloney Indices, Eccentricity
PUPIL:	Border detection, diameter and decentration
ZONES AND GRIDS:	3, 5 and 7 mm, orthogonal axis or millimeter grid
MAPS:	Local curvature, axial curvature, wavefront OPD or WFE refraction map with 3D insert
PRINT:	Print screen with header of the institution, or personalized print templates
SPECIAL FUNCTIONS:	Profiles, difference, repeatability check, maps comparison, caliper, refraction calculator
IMAGE ACQUISITION AND MOVIES:	Enabled with TV camera mounted on a slit lamp and video capture board (not included)
ON-LINE HELP:	On-line multi-language help detailed for all functions
CONTACT LENS:	Fluorescein pattern simulation of most of international contact lens manufacturers' geometries. Tilting to simulate lid pressure. Lens displacement in any position. Eccentricity measured at 6 and 8 mm, over-refraction calculator. Personalized auto-fit for customized lens. Adjustable clearance scale. Link to third party software.
INTERNET CONNECTION:	Maps can be sent as attachments to e-mail messages.
LOCAL NETWORK AND DATABASE:	Management of one or more independent databases shareable in a network.