Question 1

I would like to know how to change the language to English. It is currently in a language I dont understand

Accepted Answer

The attached pictures is for your reference, please check it.
1. Press “OK/MENU” to enter the menu interface.
2. Press the up or down button or the “OK/MENU” button to select “语言--中文”（语言means Language）
3. Press the left or right button to switch languages

if there is any other problems, please feel free to contact us by email, so that we could provide more information: allenwang20140801@hotmail.com

Question 2

Does this unit have etdrs charts?

Accepted Answer

Hello~The etdrs eye chart is generally used for scientific research, so the ordinary eye chart is not included.
After communicating with the manufacturer, we can customize the eye chart with etdrs. But the specific effects need to be determined according to your needs. You can send us the style you need, we will be happy to help you

Question 3

i need a new remote how do i get one? ASAP

Accepted Answer

You can search for ASIN: 【B08Z7HX2YW】 or 【B084ZN6F62】
Or search the link: 【https://www.amazon.com/dp/B08Z7HX2YW?ref=myi_title_dp】/
【https://www.amazon.com/dp/B084ZN6F62?ref=myi_title_dp to make a purchase】
Both are the same remote control.
Looking forward to your order

Question 4

How do i display 20/20 on our huanyu visual acuity chart digital 23inch lcd electronic optical eye charts with 44+ visual targets and 5 display method

Accepted Answer

Hi, thanks for your inquiry. You could first press the "0.8-1.0" button, then adjust the display mode through the four circular buttons around the menu button, and then adjust the direction of the graphic display through the four up, down, left, and right buttons.
If you have other questions, please contact our email【allenwang20140801@hotmail.com】.

Item Weight	9.72 pounds
Product Dimensions	21.85 x 1.06 x 15.09 inches
Display Size	23
Voice command	Buttons

Huanyu Visual Acuity Chart Digital 23inch LCD Electronic Optical Eye Charts with 44+ Visual Targets and 5 Display Methods Optometry Tester Projector with Remote

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