![a) A standard Landolt broken ring. (b) Eight modified Landolt rings... | Download Scientific Diagram a) A standard Landolt broken ring. (b) Eight modified Landolt rings... | Download Scientific Diagram](https://www.researchgate.net/publication/289355875/figure/fig7/AS:342333561294850@1458630089536/a-A-standard-Landolt-broken-ring-b-Eight-modified-Landolt-rings-that-we-used-in-our.png)
a) A standard Landolt broken ring. (b) Eight modified Landolt rings... | Download Scientific Diagram
![Possible limits of calibrating reading charts with the Landolt ring: a microscopic study | Eye and Vision | Full Text Possible limits of calibrating reading charts with the Landolt ring: a microscopic study | Eye and Vision | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs40662-022-00302-5/MediaObjects/40662_2022_302_Fig2_HTML.png)
Possible limits of calibrating reading charts with the Landolt ring: a microscopic study | Eye and Vision | Full Text
![Landolt C Broken Ring Optotypes Or Japanese Vision Test In Various Sizes And Orientations An Eye Chart Used For Testing Vision And Visual Acuity Used By Health Care Professionals Stock Photo - Landolt C Broken Ring Optotypes Or Japanese Vision Test In Various Sizes And Orientations An Eye Chart Used For Testing Vision And Visual Acuity Used By Health Care Professionals Stock Photo -](https://media.istockphoto.com/id/1469651459/photo/landolt-c-broken-ring-optotypes-or-japanese-vision-test-in-various-sizes-and-orientations-an.jpg?s=1024x1024&w=is&k=20&c=66mYf9CVRQir73D32hgPDIdar__N7UiwgY28e2QrRnY=)
Landolt C Broken Ring Optotypes Or Japanese Vision Test In Various Sizes And Orientations An Eye Chart Used For Testing Vision And Visual Acuity Used By Health Care Professionals Stock Photo -
![Landolt Rings rendered with 0, 1, 2 and 4 D of equivalent defocus. The... | Download Scientific Diagram Landolt Rings rendered with 0, 1, 2 and 4 D of equivalent defocus. The... | Download Scientific Diagram](https://www.researchgate.net/publication/349173970/figure/fig2/AS:989870692528129@1613014972262/Landolt-Rings-rendered-with-0-1-2-and-4-D-of-equivalent-defocus-The-angular-size-of.png)