WELCOME TO : V.R. SYSTEMS Instrumentation Pvt. Ltd.

High Contrast Color Touch Screen � User Friendly Graphical Interface � 5 Programmable User Profiles � Scan Viewer Archiving Software � USB Interface � SD Memory Card � Built-In Thermal Printer � Storage Compartment � Portable Design Weighing 6 lbs (2.7kg) � Power Requirements: PacScan System: 100-240 VAC; 50/60 Hz Optional Printer: 100-240 VAC; 50/60 Hz 2. 300A+ A-Scan: Scan Modes: � Direct Contact/Immersion � 5 Examination Modes: Cataract Dense Cataract Aphakic Pseudophakic (5 settings) 4-Gate Manual Measurements: � ACD, Lens, Vitreous, Axial, AverageAxial, Standard Deviation � Individual Zone Velocities � Automatic Sensing Algorithm � Measure Review � Auto-Calibration Specifications: � Clinical Accuracy: �0.10mm � Electrical Accuracy: �0.023mm � Lens Calculations in 0.25D Increments � 10-Lens Database Formulas: � Refractive: Binkhorst Regression-II Theoretic/T Holladay Hoffer-Q Haigis � Post-Refractive: Latkany Myopic Latkany Hyperopic Aramberri Double-K A-Scan Probe Styles: � Standard A-Scan Probe for Hand-Held,Immersion, or Slit Lamp Mounted Application � Soft-Touch A-Scan Probe for Hand-Held Use Minimizing Corneal Compression

B-Scan Ultrasound Probes � Sealed 12 MHz or 20 MHz B-probes with focused transducers Scan Sampling � 256 ray scan Scan Controls � Fully adjustable time-varied gain (TVG), baseline, log gain, and exponential gain (e-gain) Scan Position Indicator � One-click selection of axial or longitudinal scan clock position with eye model confirmation � Free-form text for scan position details that automatically annotate onto images and video clips Video Clips � Capture and store 50-frame video clips at up to 20 frames per second (fps) � Replay in real-time, scalable slow motion, or one frame at a time � Store up to 6 video clips per eye per exam, easily add or remove video clips from exam record Images � Separately save any number of individual frames from video clips as images, complete with annotation(s) A-Scan Trace � Superimpose arbitrary A-scan trace onto images with a single button click Measurement � Unlimited measurements using linear calipers and angle measurement tool UBM Ultrasound Probe � HD water path probe with interchangeable focused transducers available in 35 or 50 MHz frequencies Scan Settings �Selectable scan setting profiles to optimize image quality for both sulcus-to-sulcus or angle detail Scan Sampling � 256 ray scan Scan Controls � Fully adjustable Scan Position Indicator � One-click selection of axial or longitudinal scan clock position with eye model confirmation � Free-form text for scan position details that automatically annotate onto images and video clips Video Clips � Capture and store 50-frame video clips at up to 20 frames per second (fps) � Replay in real-time, scalable slow motion, or one frame at a time � Store up to 6 video clips per eye per exam, easily add or remove video clips from exam record Images � Separately save any number of individual frames from video clips as images, complete with annotation(s) � Store an unlimited number of images for each eye per exam A-Scan Trace � Superimpose arbitrary A-scan trace onto images with a single button click and measure with calipers Measurement � Unlimited measurements using linear calipers and angle measurement tool A-Scan Ultrasound Probes � Sealed A-probe with 10 MHz focused transducer � Standard probe for immersion or soft-touch probe for direct contact with minimal corneal compression Scan Modes � Direct contact or immersion � Manual or Automatic Capture (Cataract, Dense Cataract, Aphakic, and Pseudophakic) Measurements � Anterior chamber depth (ACD), lens thickness, vitreous, and axial length (AXL) � Averages and standard deviation calculated for up to 10 scans per exam � Configurable zone tissue velocities IOL Formulas � Standard: Binkhorst, Regression-II, Theoretic/T, Holladay, Hoffer-Q, Haigis � Post-Refractive: Latkany Myopic Regression, Latkany Kyperopic, Aramberri Double-K

EZ5500+AB Scan 1. General: Display: � TFT Active Matrix Color LCD(262144 colors) � 6.5(17cm) Diagonal � 640 x 480 pixels � High Luminance (250:1) Video: � RS-170 BNC for video printer � VCR and remote viewing Size: 12.5W, 3.25H, 10.0D (31.7cm W, 8.2cm H, 25.4cm D) Weight: 5.25 lbs. (2.4kg) 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 via touch screen 2. A-Scan: Probes: 10 MHz, focused, internal fixation light; Solid Tip or Soft-Touch Measurements: ACD, Lens, Vitreous, and Axial Length using individual zone velocities and moving gates Formulas: Holladay, Regression-II, Theoretic/ T, Binkhorst, Hoffer-Q, Haigis (optional) Modes: Automatic and Manual; Cataract, Dense Cataract, Aphakic & Pseudophakic (PMMA, Acryllic, Silicone, and Custom) Review: Stored A-Scan Patterns, A-Scan measurements, and statistics Statistics: Average, Std. Deviation, Range, and Maximum Difference from average Calculations: 6 constants per user profile, 9 user selected IOL powers vs. refraction, personalized A-constants and surgeon factors Displays: Multiple screens available for tabled, summarized and compared calculations Memory: Stores 5 scans and measurements, selected formula, IOL constants and user name Accuracy: � Electronic: �0.023mm � Clinical �0.1mm Range: � Automatic Mode: 18-33mm � Manual Mode: 0.5-35mm Calibration: Automatic with built-in calibration cylinder Report Data: Patient Name, ID #, Eye Examined, K-readings, User Name, Date, Time, Immersion On/Off Post Refractive Formulas: Latkany Myopic Regression, Latkany Hyperopic, Aramberri Double-K 3. B-Scan Probes: 10MHz, focused transducer, 30 frames/sec. Measurements: Distance and area Amplifier: 100 dB Gain, Logarithmic/ Linear/S-Curve, Gain, and TVG controls Magnification: Continuous Zoom (0.5x � 2.0x) with Pan (joystick controlled) Display Resolution: 640 x 480 pixels, color VGA with optimal tissue resolution of 0.15mm Processing: Reject below level, enhance contour and texture Freeze: Foot Pedal or touch screen activated Image: B-Scan with simultaneous selectable vector A-Scan Display: 60 Degree sector fan, 128 lines, Gray Scale, B/a presentation (B emphasized) or A/B (A emphasized), Gain TVG, Electronic Scale, Amplifier, OD/OS, Velocity, Probe Orientation, Patient and User Names, Date/Time � Maintains high resolution at all magnifications � Pan feature using built-in �joystick control � Gain and TVG controls for optimal diagnostic capability � Selectable Color or Gray Scale image � Software enhancement capability of frozen image � Selectable, simultaneous A-Scan vector � Sealed B-Scan probe provides smooth scanning with virtually no audible sound � 5 user selections 01

B-Scan Ultrasound Probes � Sealed 12 MHz or 20 MHz B-probes with focused transducers Scan Sampling � 256 ray scan Scan Controls � Fully adjustable time-varied gain (TVG), baseline, log gain, and exponential gain (e-gain) Scan Position Indicator � One-click selection of axial or longitudinal scan clock position with eye model confirmation � Free-form text for scan position details that automatically annotate onto images and video clips Video Clips � Capture and store 50-frame video clips at up to 20 frames per second (fps) � Replay in real-time, scalable slow motion, or one frame at a time � Store up to 6 video clips per eye per exam, easily add or remove video clips from exam record Images � Separately save any number of individual frames from video clips as images, complete with annotation(s) A-Scan Trace � Superimpose arbitrary A-scan trace onto images with a single button click Measurement � Unlimited measurements using linear calipers and angle measurement tool UBM Ultrasound Probe � HD water path probe with interchangeable focused transducers available in 35 or 50 MHz frequencies Scan Settings �Selectable scan setting profiles to optimize image quality for both sulcus-to-sulcus or angle detail Scan Sampling � 256 ray scan Scan Controls � Fully adjustable Scan Position Indicator � One-click selection of axial or longitudinal scan clock position with eye model confirmation � Free-form text for scan position details that automatically annotate onto images and video clips Video Clips � Capture and store 50-frame video clips at up to 20 frames per second (fps) � Replay in real-time, scalable slow motion, or one frame at a time � Store up to 6 video clips per eye per exam, easily add or remove video clips from exam record Images � Separately save any number of individual frames from video clips as images, complete with annotation(s) � Store an unlimited number of images for each eye per exam A-Scan Trace � Superimpose arbitrary A-scan trace onto images with a single button click and measure with calipers Measurement � Unlimited measurements using linear calipers and angle measurement tool A-Scan Ultrasound Probes � Sealed A-probe with 10 MHz focused transducer � Standard probe for immersion or soft-touch probe for direct contact with minimal corneal compression Scan Modes � Direct contact or immersion � Manual or Automatic Capture (Cataract, Dense Cataract, Aphakic, and Pseudophakic) Measurements � Anterior chamber depth (ACD), lens thickness, vitreous, and axial length (AXL) � Averages and standard deviation calculated for up to 10 scans per exam � Configurable zone tissue velocities IOL Formulas � Standard: Binkhorst, Regression-II, Theoretic/T, Holladay, Hoffer-Q, Haigis � Post-Refractive: Latkany Myopic Regression, Latkany Kyperopic, Aramberri Double-K Lens Selection � Lens calculations in 0.25D increments with built-in 1600+ lens database General Image Rendering � Outstanding B-Scan and UBM image quality using proprietary Enhanced Focus Rendering� (EFR�) � Continuous interpolative zoom re-renders at each magnification level for optimized image quality (up to 4x zoom) Annotation � Automatic annotation of images and video clips Database � Full-scale patient database with exam record storage � Create and save individual user profiles with user-selectable defaults Reports � Detailed customizable exam reports for printing or exporting Hard Drive � 128 GB SSD solid-state drive Connectivity � 802.11n dual-band Wi-Fi and Bluetooth 4.0 � GigE Ethernet LAN and USB 3.0 ports � One touch export images (.jpg), video clips (.avi), and exam reports (.pdf) for referral, presentation, or EMR Printer � Any Windows-compatible printer Operating ASystem � Microsoft Windows 8 Console � Compact and streamline design with 10.1 high-resolution multi-touch monitor (1280 x 800 pixel) � Adjustable angle kickstand and VESA bracket for articulating arm or wall mounting Power � 100 - 240 VAC, 50/60 Hz auto-switching medical-grade power supply 1979 Marcus