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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
For Your Every Summer RSVP, with Code: SUMMER15
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
- 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 performance.
- The coaxial optics produce a shadow-free spotlight, easier entry into undilated pupils and a larger field of view compared to standard ophthalmoscopes.
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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.
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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:
- 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
4.6 ★★★★★
Based on 25 reviews
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Product Reviews
★★★★★ 4
Solid Toy NOT For Small Breeds
Color: Blue, Color: Blue
Bought this for my Pug puppy because he's always chewing on our shoes and dragging them outside and in every which direction. He doesn't really damage them, it's more of just a pain to chase him around and try and actually get the shoe from him because he thinks we're playing. So, I looked on Amazon for a shoe toy and found this. It has a decent rating of 4.2 stars currently and it looks pretty sturdy. Well, when I got it, I realized that it's VERY sturdy. In fact, it's too sturdy; at least for a smaller breed like a pug. I know in the title is says for medium to large dogs, but when I looked at the demensions I thought it would be fine for him. He played with it for a few minutes, but it's just too big and VERY heavy for him. I was actually surprised how heavy it was. So, I decided to weigh it on a scale I have and it came out to 0.83 pounds. I actually thought it would read heavier than that (at least a pound), but that's what the scale said and I did it twice to be sure. So, if you have a small dog like a Pug, I wouldn't recommend this. Definitely a great toy for a German Shepherd or something in that category because of how heavy and thick it is. I'm guessing, even with a large breed of dog, this toy is probably going to last a long time. There's also a hole in the top where you can put peanut butter (or some kind if dog friendly treat) inside, which is really cool. I tried that with him as well, but he just wasn't interested. He's more into the Kong plushies. Anyway, in all, it's a pretty good product. Just not for a small breed dog. I'm giving it 4 stars. As you can see from the photos I uploaded, it's a rather small toy, but it's very solid and chunky. I also took a few pictures with a Pilot G2 pen next to it to better judge the size. Would buy from this seller again though if they had other toys for smaller breed dogs. Thank you.
💟 Sarah 💟
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Reviewed in the United States on March 2, 2026
★★★★★ 5
Dog toy
Color: Blue
Great toy for tough chewers
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Reviewed in the United States on May 13, 2026
★★★★★ 1
Smells like chemicals
Color: Blue
Good quality toy but it had a chemical smell. even after washing it my dog wouldn't play with it. Not recommended
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Reviewed in the United States on June 1, 2026
★★★★★ 5
Durable
Color: Yellow
So far my huge pit mix breed likes this to a lot and I’m surprised that he hasn’t been able to chew it up little bit of pb inside it and he’s focused for a good 20 minutes it almost fits on his foot too
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Reviewed in the United States on February 5, 2026
★★★★★ 5
Great toy!
Color: Grass Green, Size: Medium
We have a boxer and pit mix and he destroys everything. This toy however lasted the longest. He played with this every day and he plays very rough. But after 3 months I finally threw it out. It was still in tact but it was about to start falling apart. I will definitely buy another one.
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Reviewed in the United States on April 27, 2026