Welch Allyn LED GS777 Elite Wall Unit - Coaxial Ophthalmoscope & Diagnostic Otoscope
SKU: 59873549082

Welch Allyn LED GS777 Elite Wall Unit - Coaxial Ophthalmoscope & Diagnostic Otoscope

Sale price$283.50 Regular price$315.00
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

Welch Allyn LED GS777 Elite Wall Unit - Coaxial Ophthalmoscope & Diagnostic OtoscopeGreen Series 777 Wall Transformer Help reduce facility cost with a more energy efficient product Help reduce risk of cross contamination by reducing contact with no on off switch Help improve work flow with contoured handles that automatically turn on off Quickly and easily upgrade from the Welch Allyn 767 Wall Transformer to the GS 777 Wall Transformer 11720 Coaxial Ophthalmoscope LED light for true tissue colour and consistent, long lasting

Green Series™ 777 Wall Transformer


11720 | 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 - allows quick entry into small, undilated pupils.
    • Small - provides excellent view of fundus through an undilated pupil.
    • Large - general examination of the eye through dilated pupil.
    • Fixation - graduated cross-hairs for measuring eccentric fixation or locating lesions.
    • Slit - used to determine levels of lesions and tumors.
    • 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 filter - filters out red light for easy identification of veins, arteries and nerve fibers.
    • 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.

Rheostat Control

Vary the power of illumination with the smooth turn of a dial.

Aperture Selection Disc

Switch easily between 6 apertures via a disc on the head.

Six Apertures

A wide range of practical apertures to select from.

LENS Selection Disc

Focus on the fundus, cornea, iris and other ocular structures.

Two Filters

Red-free or polarising filter can be used in tandem with any aperture.

25020 | Diagnostic Otoscope

  • The LED lamp provides light output for true tissue colour and consistent, long-lasting performance.
  • Fibre optics project cool light to the distal tip with no reflections or obstructions for superior views of the tympanic membrane.
  • The wide-angle viewing lens allows for instrumentation under magnification.
  • Insufflation port for manipulation of the tympanic membrane.
  • A sealed system for pneumatic otoscopy and accurate diagnosis of otitis media.
  • Variable illumination strength via the handle rheostat dial.

LED + Fibre Optics

Allows a completely unobstructed view in true tissue colour.


Rheostat Control

Vary the power of illumination with the smooth turn of a dial.


Wide-angle Viewing Lens

With easy access for cleaning.



Insufflation port

Attach an insufflation bulb to test the mobility of the tympanic membrane via pneumatic otoscopy.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 59873549082

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4.1 ★★★★★
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Russell Phillips
Alexandria, US
★★★★★ 5
Love this
Size: Medium
My dog is a beast and loves to shred through any toys we get him but with this it’s keeps his teeth busy and off the furniture and there is no signs of any damage. Super high quality and perfect for any fur baby that’s loves to chew
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 4, 2026
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Verified Purchase
Loretta Bissen
Phoenix, US
★★★★★ 5
Best dog toy for extremely aggressive chewers!!!
Size: Large
Absolutely a great dog toy for extremely aggressive chewers! I have a pig pitbull that loves to chew! He has chewed through every toy I have ever bought pretty much right after I give it to him. This thing is durable he hasn’t made a hole or a tear in it yet and he hasn’t made went to town on it when I first gave it to him! I’m impressed!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
D
Verified Purchase
DebbieG
Alexandria, US
★★★★★ 5
Kong Works Well...
Size: Medium
Our German shepherd chews every ball we've ever purchased. The other balls are easier to throw for this 75yr old lady. But this Kong ball will out live any other ball I've ever gotten him. A tennis ball doesn't last an hour. Some other name brands takes him a full day to chew up. So far he's tried but gets nowhere with his new Kong. I seriously believe he just might not be able to chew this one up. Thanks Kong. I got the medium and it's a large ball.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
S
Verified Purchase
Stephanie Rager
Los Angeles, US
★★★★★ 5
Good For Heavy Chewers So Far
Color: Onyx Black - Most Durable
Solid quality. My Doberman is a power chewer and I am looking for a toy that he can't destroy in 2 seconds. If a ball lasts more than an hour it is a miracle. It has a sturdy design and is more heavy weight than the other "non-destructible" balls he has. He has only had his ball for one day so we will see how long this ball lasts him. It is the size of a tennis ball, firm, little to no bounce, and seems built for heavy chewing.
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Reviewed in the United States on January 30, 2026
S
Verified Purchase
Scott Gromaski
Cuba, US
★★★★★ 5
Great Product, 2 years and running!
Color: Onyx Black - Most Durable
It’s been almost 2 years and my dogs haven’t destroyed them yet. I have a Pitbull and a Pit/Cosro mix. They destroy every toy we’ve given them, except these toys. Great product 100% worth the money
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Reviewed in the United States on March 29, 2026

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