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Home >> Optical Instrument >> Operating Microscope >> Colposcope

A43.1901 Colposcope
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A43.0901 Series Colposcopes are precise optical instruments designed especially for the gynecologic examination and diagnosis. Due to the magnification of the instrument, the pathological changes in the vagina, which is impossibly viewed with naked eyes, can be clearly seen with the instrument. Therefore, the correctness of a diagnosis is enhanced significantly. A43.1901 Series Colposcopes are featured for sharp image, wide field of view, uniform illumination, adjustable brightness and easy operation. They are the essential instruments for gynecologic examination.


  Detail Specification:
A43.1901 Colposcope
Item A43.1901-A A43.1901-B
Observation angle
45º tilted binocular observation unit
Magnification of eyepiece


Interpupillary distance 50mm-80mm
Diopter ±5D
Focal length of objective F=300mm (M58x0.75mm)
Magnification changer 5-step magnification change: 0.4X, 0.66X, 1X, 1.5X, 2.5X
Total magnification 2.7X, 4.4X, 6.6X, 10X, 16.6X
Linear field 90mm, 55mm, 37mm, 24mm, 15mm
Beamsplitter 50:50
Video camera adapter C-mount 1/3 inch video camera attachable
Fine focusing distance 20mm 60mm
Balancing arm Counterweight adjustable and can be locked No
Illumination system

Coaxial illumination with 10W LED lamp light source, brightness adjustable, illumination>30000lx

Filter Built-in green and blue filters
Floor stand Short column fitted on the five-star base with casters Column height adjustable fitted on the 5-jaws round base with casters
Optional accessories Demonstrator, Camera, SLR camera adapter, Monitor, Objective (F=230mm & F=280mm)


Table of Optical Characteristics for A43.1901 Series Colposcope (16X Eyepiece):
Focal length of objective
Magnification on handwheel 2.5x 1.5x 1x 0.66x 0.4x 2.5x 1.5x 1x 0.66x 0.4x 2.5x 1.5x 1x 0.66x 0.4x
Total magnification 16.6x 10x 6.6x 4.4x 2.7x 21.7x 13.2x 8.7x 5.7x 3.5x 17.8x 10.8x 7.1x 4.7x 2.9x
Linear field (mm) 15 24 37 55 90 11 18 28 42 62 14 22 35 54 84
Resolution (LP/mm) 78 61 40 30 21 86 68 52 35 27 80 63 42 31 22



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