Rosenbaum Eye Chart

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The Rosenbaum Pocket Vision Screening Card utilizing PV Numbers™ with Acuity Testing on Side 1 and Continuous Text Reading on Side 2. Includes Jaeger and Snellen notations, pupil gauge, and rulers.

Delivery & Availability:
Typically 10-21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
SF1033560130172-50

Description

The Rosenbaum Pocket Vision Screening Card utilizing PV Numbers™ provides 20/800 distance equivalent testing when held at a distance of 16 inches (40 cm). This card fits easily in a pocket for quick, convenient visual acuity screening. This Pocket Eye Chart is printed on durable plastic, and includes matching 20/200 Jaeger notation. Side 1 also includes pupil diameter gauge.

Side 2 features continuous text format. This format helps to simulate everyday activities such as reading. This simulation leads to better testing of the patient and helps identify near vision problems that interfere with normal activities. Side 2 includes both metric and standard rulers.

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Rosenbaum Eye Chart removeDigital Chart Projector removeManual lensmeter removeHandheld Digital Auto-refractometer removePortable Keratometer removeAuto Refractometer remove
NameRosenbaum Eye Chart removeDigital Chart Projector removeManual lensmeter removeHandheld Digital Auto-refractometer removePortable Keratometer removeAuto Refractometer remove
ImageMecan BL-2 Digital Chart ProjectorMecan Manual lensmeter NJC-4Mecan AutoSight MCE-900 Handheld Digital AutorefractometerMecan SW 100 Portable KeratometerMecan RM-9000 Auto Refractometer
SKUSF1033560130172-50SF1033560107-25SF1033560107-22SF1033560107-2SF1033560107-16SF1033560107-14
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DescriptionShipped From Abroad The Rosenbaum Pocket Vision Screening Card utilizing PV Numbers™ with Acuity Testing on Side 1 and Continuous Text Reading on Side 2. Includes Jaeger and Snellen notations, pupil gauge, and rulers.
Delivery & Availability: Typically 10-21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Ship from abroad
  • Easy installation and maintenance: It is quite easy to replace light bulks, and unnecessary to adjust its focus and position.
  • Customer Programmable: Icons can be displayed in predefined sequence by programming.
  • Display Single Icon: Display single icon by multi-function mask plate.
  • Tilted Placement: Perfect image position can be obtained by adjusting the horizontal axis of projector.
  • Standards parts: Metal plate with polarized coating (410x 410mm)
Delivery & Availability: Typically 14 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.  
Shipped from abroad The NJC-4 Lensmeter is used to measure the diopters of spherical lens and cylinder lens, the axis of cylinder lens, the strength and the baseline direction of shuttle lens, it can also stamp the optical center of lens, the axis of cylinder len and the base direction of shuttle lens.
Delivery & Availability: Typically 14 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.  
Shipped from abroad AutoSight 900 is a portable vision screener for patients at any age. Its working principle is the refraction of light.
Delivery & Availability: Typically 14 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.  
Shipped from abroad Ultra-small corneal curvature tester, is mainly used to measure the corneal curvature radius and diopter, wireless output print data.
Delivery & Availability: Typically 14 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.  
Shipped from abroad
  • Light rack with integral casting, CNC machining, the measuring system is more stable, good consistency.
  • Color LCD display, 5.7 inches man-machine interface is more comfortable.
  • PD automatic measurement function, automatically PD value.
Delivery & Availability: Typically 14 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.  
ContentThe Rosenbaum Pocket Vision Screening Card utilizing PV Numbers™ provides 20/800 distance equivalent testing when held at a distance of 16 inches (40 cm). This card fits easily in a pocket for quick, convenient visual acuity screening. This Pocket Eye Chart is printed on durable plastic, and includes matching 20/200 Jaeger notation. Side 1 also includes pupil diameter gauge. Side 2 features continuous text format. This format helps to simulate everyday activities such as reading. This simulation leads to better testing of the patient and helps identify near vision problems that interfere with normal activities. Side 2 includes both metric and standard rulers.Digital Chart Projector-Features:
  • Easy installation and maintenance: It is quite easy to replace light bulks, and unnecessary to adjust its focus and position.
  • Customer Programmable: Icons can be displayed in predefined sequence by programming.
  • Display Single Icon: Display single icon by multi-function mask plate.
  • Tilted Placement: Perfect image position can be obtained by adjusting the horizontal axis of projector.
  • Standards parts: Metal plate with polarized coating (410x 410mm)
Technical Specifications of Digital Chart Projector:
Projection Distance
1.5m~6m
Projection Magnification
30x (at 5m)
Projection Size
330x270mm (at 5 m)
Chart Switching Speed
One chart per 0.03s
Mask Switching Speed
1 open, 5 horizontal different lines, 8 vertical lines, 21 single letters, 1 red/green
Program
2 sets programs, each program contains up to 30 steps
Speed of mask conversion
One mask per 0.03s
Lamp
LED lamp
Auto-off function
After 10 minutes idle time
Power Source
AC 220V, 50Hz or 110V, 60Hz
Power consumption
40W
Accessories
Remote control, polarized metal screen, halogen lamp, polarized glasses, fuses (2), batteries (2)
 
The NJC-4 Lensmeter is used to measure the diopters of the spherical lens and cylinder lens, the axis of cylinder lens, the strength and the baseline direction of shuttle lens, it can also stamp the optical center of the lens, the axis of cylinder lens, and the base direction of shuttle lens. This instrument (Both Ac and Dc are permitted Two cells When Dc) has clear readings and graduations as well as high objective precision and reliabilities except that it can be operated easily and conveniently, AU the lenses and the made glasses can be measured by it, therefore, it is a required and ideal measuring instrument for glasses manufactures, glasses stores and ophthalmological hospitals. Technical Specifications:
  • Eyepiece focusing range: ±5D
  • The top point diopter measuring range: 0—±20D
  • The minimum measuring square value: 0.125D
  • The shuttle lens measuring range: 5A
  • The shuttle lens square value: 1A
  • The cylinder lens axial range: 0—180°
  • The cylinder lens axial square value: 5°
  • The maximum diameter of the measured lenses l00m/m
  • Power supply: AC 110V-6V DC 3V
  • Note: This item is AC 110V; The battery is not included!
 
Handheld Digital Auto-refractometer(AutoSight 900) is a portable vision screener for patients at any age. Its working principle is the refraction of light. Optical rays are focused on a sensor after passing through the eye's refractive system. The spherical power, cylindrical power, and axis of both eyes can be obtained by digital signal processing. Features of Handheld Digital Auto-refractometer:
  • Quick: Automatic and convenient. Press the button at the working distance (35cm/14in) and that's it. The result will be automatically shown in 5 seconds.
  • Accurate: Objective measurement of diopter is obtained from optical signal. The result is not affected by various external factors.
  • Intelligent: Detects multiple eye problems in one measurement including myopia, hyperopia, astigmatism and anisometropia
Technical Specifications of Handheld Digital Auto-refractometer:
Item Range Interval Tolerance
Spherical (S) Myopia Mode -9.00D~ +2.50D 0.25D ±0.50D or ±20% (whichever is greater)
Normal Mode -6.00D  ~ +8.00D
Cylindrical(C) -3.00D~0.00D 0.25D ±0.50D or ±20% (whichever is greater)
Axis(A) 0°~180° ±5°
 
Portable Keratometer Features: Ultra-small corneal curvature tester, is mainly used to measure the corneal curvature radius and diopter, wireless output print data. Technical Specifications:
Model SW-100
Measuring Range 6.5mm~9.5mm: ±0.05mm: 0.01mm
Precision ± 0.05mm
Resolution of Curvature Radius of Cornea 0.01mm
Single Measuring Time 0.03s
Output Wireless Infrared Thermal Printer
Can observe the eye directly through the screen.
Weight 0.5Kg(with batteries)
Dimension 240mmx90mmx60mm
Power 500mW+15%
Features:
  • Using the ARM processor and the latest domestic image processing, the system is fast and the image is clear.
  • Japan’s mature optical path system, humanized automatic mist measurement process, to reduce the error caused by adjustment, more precise measurements.
  • Light rack with integral casting, CNC machining, the measuring system is more stable, good consistency.
  • Color LCD display, 5.7 inches man-machine interface is more comfortable.
  • PD automatic measurement function, automatically PD value.
  • One key lock function, quickly locking mobile platforms.
  • Innovative designs, according to the structure of human body engineering, to bring customers good aesthetic feeling and comfortable.
  • Data transmission with CV7200, improved efficiency of online 5x magnification options, respond to different viewing needs.
  Technical Specifications: Measurement Range Vertex distance.......................................0.0,12.0,13.75,15mm Sphere.......................................-20D~+20D(0.12/0.25D step) Cylinder...........................................0~±10D(0.12/0.25D step) Axis...............................................................1~180°(1° step) PD distance............................................................30~85mm PD..........................................................................10~86mm Minimum pupil diameter..............................................Ø2.0mm Target................................................automatic fogging target Hardware specifications Monitor.............................................................5.7" color LCD Printer......................................................Fast thermal printer Power saving function....................OFF, 5/15 mins (selectable) Power supply................................AC110~220V, 60/50Hz, 50W Dimension/weight..............................288x500x480mm(14kgs)
WeightN/AN/AN/AN/AN/AN/A
DimensionsN/AN/AN/AN/AN/AN/A
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