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Welch Allyn

Welch Allyn 3.5V Standard Coaxial Ophthalmoscope Head LED Bulb

Category Diagnostic Sets
11720-L
Welch Allyn

Welch Allyn 3.5V Standard Coaxial Ophthalmoscope Head LED Bulb

Category Diagnostic Sets

Description


11720-L | Coaxial Ophthalmoscope
LED light for true tissue colour and consistent, long-lasting performance.
The coaxial optics produce a shadow-free spotlight, easier entry into undilated pupils and a larger field of view compared to standard ophthalmoscopes.
6 apertures:
Micro
Micro - allows quick entry into small, undilated pupils.
Medium
Small - provides excellent view of fundus through an undilated pupil.
Large
Large - general examination of the eye through dilated pupil.
Fixation
Fixation - graduated cross-hairs for measuring eccentric fixation or locating lesions.
Slit
Slit - used to determine levels of lesions and tumors.
Cobalt Free
Cobalt blue - used with flourescein dye to view small lesions, abrasions and foreign objects on the cornea.

2 filters can be used in conjunction with any of the above apertures:
Red Free
Red-Free filter - filters out red light for easy identification of veins, arteries and nerve fibers.
Red Free
Polarising filter - virtually eliminates corneal reflection.

28 focusing lenses with a range of -25 to +40 diopters, adjustable via easy-to-reach maywheel.
Rubber brow-rest prevents scratching of eyeglasses.
Variable illumination strength via the handle rheostat dial.
Welch Allyn

Welch Allyn 3.5V Standard Coaxial Ophthalmoscope Head LED Bulb

Category Diagnostic Sets
11720-L
Welch Allyn

Welch Allyn 3.5V Standard Coaxial Ophthalmoscope Head LED Bulb

Category Diagnostic Sets

Description


11720-L | Coaxial Ophthalmoscope
LED light for true tissue colour and consistent, long-lasting performance.
The coaxial optics produce a shadow-free spotlight, easier entry into undilated pupils and a larger field of view compared to standard ophthalmoscopes.
6 apertures:
Micro
Micro - allows quick entry into small, undilated pupils.
Medium
Small - provides excellent view of fundus through an undilated pupil.
Large
Large - general examination of the eye through dilated pupil.
Fixation
Fixation - graduated cross-hairs for measuring eccentric fixation or locating lesions.
Slit
Slit - used to determine levels of lesions and tumors.
Cobalt Free
Cobalt blue - used with flourescein dye to view small lesions, abrasions and foreign objects on the cornea.

2 filters can be used in conjunction with any of the above apertures:
Red Free
Red-Free filter - filters out red light for easy identification of veins, arteries and nerve fibers.
Red Free
Polarising filter - virtually eliminates corneal reflection.

28 focusing lenses with a range of -25 to +40 diopters, adjustable via easy-to-reach maywheel.
Rubber brow-rest prevents scratching of eyeglasses.
Variable illumination strength via the handle rheostat dial.
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