MPH 150 Manual Phoropter
2. Mounting Handle : used to install the instrument onto eye-optometry table
3. Clamping Screw : used to fix near-point rod
4. Leveling Adjusting Knob: used to adjust level position of the instrument
5. Near Point Rod Holder: used to attach near-point testing mark rod to hanger frame
6. Pupil Distance Knob : used to adjust pupil distance
7. Pupil Distance Scale: used to display pupil distance
8. Vergence : used to adjust corner of device’s left and right disks
9. Forehead Rest Knob : used to adjust patient’s forehead position
10. Corneal Aligning Aperture : used to display position of patient’s cornea vertex
11. Prism Rotation Knob : used to adjust prism power
12. Rotary Prism : used to test phoria or binocular balance
13. Examination Aperture for test, with various lenses set here.
14. Cylindrical Lens Axis Scale : used to indicate cylindrical lens axis angle
15. Face shield chip : fix face shield
16. Fixing Hand-wheel : used to fix instrument to ophthalmic stand
17. Tightening Screw : used to fix instrument to ophthalmic stand, and stored in accessory box
18. Spirit Level : used to indicate level direction
19. Rotation Knob : used to adjust astigmatic axis of cross cylindrical lens
20. Cross Cylindrical Lens : used to precisely check astigmatic power and axis
21. Auxiliary Lens Knob : used for various visual acuity tests
22. Strong Spherical Power Knob : used to adjust big spherical lens power, step:3.00D
23. Weak Spherical Power Dial : used to adjust small spherical lens power, step:0.25D
24. Spherical Power Scale : used to display spherical lens power
25. Cylindrical Power Scale : used to display cylindrical lens power 10
26. Cylindrical Lens Axis Knob : used to adjust cylindrical lens axis
27. Cylindrical Lens Knob : used to set cylindrical lens to examination aperture
28. Cylindrical Lens Axis Scale : used to display angle of cylindrical lens axis
29. Forehead Rest : Patient’s forehead rests here.
30. Instruction Manual
31. Near Point Rod : Card holder is attached to position of near point measuring on this rod.
32. Near Point Card : Including near point sight mark
33. Card Holder : used to attach near point card
34. Dust Cover : Use dust cover to cover instrument when it is not in use to protect it from dust.
35. Accessories Box : used to store the standard accessories
36. Face shield :Left and right face shield's, one each, are installed on position where instrument and patient’s nose contact.
37. Balloon with Brush : used to clean lens
38. Additional Lens : used to change testing range and precision
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