SKU: 56165784869

Welch Allyn GS 777 Wall Unit - Coaxial Ophthalmoscope & FO Otoscope

Sale price$233.98 Regular price$259.98
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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7

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Description

Welch Allyn GS 777 Wall Unit - Coaxial Ophthalmoscope & FO 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 Halogen light for true tissue colour and consistent, long lasting

Green Series™ 777 Wall Transformer


11720 | Coaxial Ophthalmoscope

  • Halogen 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.

20000 | Diagnostic Otoscope

  • The Halogen HPX™ 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.
  • Throat illuminator provides light via a handy built-in penlight.

Halogen + 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.


Throat Illuminator

Two part head includes a built in penlight for direct illumination.

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: 56165784869

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4.3 ★★★★★
Based on 14 reviews
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SAVERA
Waukegan, US
★★★★★ 5
Max loves it!
Color: Gray, Size: 24"x36"
Phoenix got hotter sooner this year, and even with a short haircut, my baby kept trying to find a cooler spot. I had my doubts about whether this bed would actually keep him cooler, and Max was initially suspicious (especially after he saw the cat picture on the label). It only took one hot afternoon to sell him on this cool, comfortable lounge spot. It does feel cooler; it's a lot more comfortable than the hard tile floor and he is out of the way when on it. Good buy at a good price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
S
Verified Purchase
stacy renee
Lake Worth, US
★★★★★ 5
GREAT QUALITY CAT BED
Color: Gray, Size: 18"x24", Color: Gray, Size: 18"x24"
We love this self-warming and cooling cat bed because it's super soft, and the cooling side really works well! I can feel with my hand how cool it is by just touching it. I plan to put this outside in my cat's outdoor house; it will really help keep him warm in the winter and cooler in the summertime. It was super easy to throw in the wash on delicates, and I hung it up to dry. It's the perfect size, too; it should fit in his cat house perfectly and is big enough for him.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
J
Verified Purchase
Jeanine
Port Orchard, US
★★★★★ 5
This mat works so well for my kitty!
Color: Gray, Size: 18"x24"
This pet bed is such a smart find! Someone had the smart idea to make a bed that stays cool in the Summer and warm in the Winter! The material on the Winter side is soft, snuggly plush with a foil layer to hold in the heat. Flip the mat over and it’s the perfect cooling mat for Summer, with a cooling ice silk fabric to keep cool. The mat is the perfect size for a small dog or a cat. Spot cleaning is recommended as the preferred way to clean but the listing says that it can be washed using the gentle cycle. It needs to be air dried however. My cat wasn’t impressed to begin with, but once she got a little playtime with her favorite toy and some catnip, she settled right in. This is a good mat to fit right into her crate for traveling.
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Reviewed in the United States on March 23, 2026
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🧡VanOhVan🧡
Natrona Heights, US
★★★★★ 4
Great Versatile Mat🧡
Color: Gray, Size: 18"x24", Color: Gray, Size: 18"x24"
The cooling side works well with the hot temps and the warming side is great for those chilly nights which is great. It's easy to clean and my cats took to it right away. The fabric is soft and the cooling side is cool to the touch, my cats love it. Exactly as described🧡
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Reviewed in the United States on April 27, 2026
F
Verified Purchase
Forest Mitchell Felling
Birmingham, US
★★★★★ 5
Cooling dog bed
Color: Gray, Size: 24"x36"
Good size for a medium dog. It is thin but soft Cooling aspect works. Our cat likes it as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026

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