Naval Hospital, Code 017, 3600 Rivers Avenue, North Charleston, SC 29405-7769

65 -- A-SCAN AND B-SCAN SYSTEM SOL N6808499RQ-EY063 DUE 092399 POC Contact,JACQUELINE BROWN, 843/743-7272, Contracting Officer, Sylvia Boatwright, 843/743-7270 E-MAIL: Jacqueline Brown, Contracting Officer, jbrown@charleston.med.navy.mil. Compact-weighs only 20lbs. Portable. A-scan presents high lesn, sclera with a sharp rise of the high retinal echo. A-Scan accuracy is vital to assure patients satisfaction with post-op refactions. Its fast, accurate, and easy to learn to use. B-Scan identifies Ocular Asymmetry. Specifications: A-Scan- Probes: 10 MHz, focused, internal fixation; solid tip, soft touch or immersion. Formulas: Holladay, SRK-II, SRK/T standard Binkorst and Hoffer/Q Optional. Modes: Automatic, Manual and Diagnostic; Cataract, Dense Cataract, Aphakic, Pseudo/PMMA, Pseudo/Silicone. Measure: ACD, Lens, Vitreous, and Axial Length. Review: Stored A-Scan patterns, A-Scan measurements and statistics. Statistics: Average, Standard Deviation, Range, and Maximum Difference from Average. Calculations: 2 tables of 9 operator selected IOL Powers vs. Refraction. Personalized Surgeon factors and A-Constants. Displays: Multiple screens availiable for Tabled, Summarized and Compared Calculations. Memory: Stores 5 scans and measurements, selected formula, IOL constants, and Doctor's Name. Accuracy: Electronic +/-0.0375 mm: clinical +/-0.1mm. Range: Automatic mode 18-33 mm Manual mode 0.5 -- 35mm. Calibration: Automatic with built-in calibration cylinder. Report Data: Patient's Name, ID #, Right/Left Eye, K-Readings: Office/Drs. Name, Date, and Time. B-SCAN: Probe: 10 MHz focused, 30 frames/second 128 lines, 256 interpolated. Measurements: Distance -- Axial 0.12mm, Lateral 0.24mm, Area -- 0.12 mm squared. Amplifiers: Logarithmic, Linear, and S-curve. Magnification: Continuous Zoom, and Pan, Joy Stick controlled from 0.5x to 2x. Resolution: 1024 x 480 pixels, with optimal tissue resolution of 0.15 mm axial and 0.3mm lateral. Processing: Reject below level, Saturate above or selected level, enhance contour or texture, and smooth image. Memory: Dual for real-ime and processed image. Freeze: Foot pedal or control panel activated. Image: B-SCAN with simultaneous selected vector A-scan. Gray Scale: 128 levels. Display: 60 degree sector fan, Gray scale, B/a (B emphasized) or A/b (A emphasized), Gain, Expandable electronic scale, TVG, Amplifier, OD/OS, Velocity, Probe Orientation, Patient Name/ Comments, and Date. System: Display: 7" B & W monitor standard. Video: RS-170 BNC for Video Printer, VCR and remote Viewing. Size: 14.5" W, 6" H, 13.5" D, 36.9 cm W, 15.3 cm H, 17.8 cm D. Weight: 20 pounds, 9.1kg. Voltage/HZ: 100/120/220/240 Volts and 50 Hz or 60 Hz auto sensed by input voltage. Printer: High Resolution Video Printer. Date/Time: Built-in clock calendar. Data Entry: Full alpha-numeric. Options: Alphanumeric keyboard/controller, Mobile cart with keyboard shelf, and power bus, Swivel tilt base, Color coded output with RGB Color monitor, Additional B-scan probe, Soft-touch A-scan probe, Tonometer mounted A-scan probe, Adjustable tilt handle, IMAG-ER data base/ digital image storage system. SEE NOTE (1)**** Posted 09/09/99 (W-SN378365). (0252)

Loren Data Corp. http://www.ld.com (SYN# 0410 19990913\65-0001.SOL)