Strabismus amblyopia Eye Treatment Monocular vision training Blackout correction

2 sold in last 8 hours
$52.00 $31.00
Tax-free   GST-free
Shipping calculated at checkout.
In stock
customers are viewing this product
Product name: Fractured ruler sight normotopia training instrument
Purpose: improving amblyopia, having a good effect in strabismus, establishing amblyopia binocular function, conservative training for strabismus patients, as well as consolidating after strabismus surgery.
Product list:
Single-hole plate 1
Double-hole plate 1
Aperture sliding ruler 1
Picture sliding ruler 1
Cradle head 1
Picture and picture support plate 1
Support arm 2
Pedestal 1
Nut 4 pairs
Installation steps:
1. Connect aperture sliding ruler and picture sliding ruler with the cradle head in a straight line, and tighten the nut.
2. Clamp two support arms and the connecting bores of the picture sliding ruler, tighten the nuts.
3. Put the connecting bores of the pedestal between the other side of two support arms and tighten the nut. Pay attention that the side of connecting bores of the pedestal and the picture sliding ruler is on one direction.
4. Slide the picture pallet into the picture sliding ruler, and make the picture face to aperture sliding ruler.
5. Slide the single-hole plate or double-hole plate into aperture sliding ruler according to need.
6. Fractured foot training (Please read training instructions).
Device settings:
1. According to the number on the fracture bezel and card, fix the bezel and training card on the fractured foot respectively.
2. Please make the fractured foot face to the nose.
Collection training:
1. Starting from 1th cards:
2. Cover the patient's left and right eye alternately, patients should report what seen by the left eye and right eye’s sighting mark are different.
3. Remove cover, asking patients what their eyes can see.
4. The patient may report diplopia, or monocular suppression or fuse the binocular sighting marks into a single pattern.
5. Explain to patients the training objective is to get a single clear pattern.
6. If patients cannot fuse, you can try the following methods:
Suggest that the patient feel the sighting marks are closing to themselves.
Move training cards a little closer.
7. If you still have difficulty, you can try using guide rod to help. Put the guide rod behind the fractured bezel, and ask the patient to watch guide rod, the patient will see a guide rod and a picture, once the patient access to fusion, the guide rod can be pulled out. After some training, the patient will access to fusion without the help of the guide rod.
8. If the patient reports a fusion, ask the clarity of the pattern, whether inhibitory control clues in the picture appears, whether feel the depth of the pattern.
9. Ask the patient to keep the fusion and count to 5. Move the sight away from training card for a moment, again watched the training card, access fusion as quickly as possible.
10. Repeat this procedure 5 times with each training card. Change the training card, and adjust the location of single fissure bezel, repeat all the above steps (3-9), until the 12th card.
Separate training:
Separate training and collection training steps are basically the same, the difference is:
1. Using double fissure bezel picture.
2. When using the guide rod positioning, put the guide rod behind the pictures.
End of the training:
Collection training-sighting mark clear and single, reaching 12th cards(20△BO)
Separate training- sighting mark clear and single, reaching 6th card (15△BO)

13 - 4 - IMG_2400IMG_2404IMG_2410IMG_24095


Replacement & Refunds

Had a change in heart? If you wish to return your ALISA order, please do so within 30 days to enjoy our 30-Day Money Back.

Use the Contact Us form or email us at and the our team will gladly provide you with the closest return address (depending on your location) within 48 hours of receiving your refund request. Once your returned product is received, an email will be sent to notify you and a refund will be processed through the original method of payment within 14 days.

* In the case that the product comes defected or damaged on arrival, or you think you may have received an ineffective packet of our wax, simply email us a photo/video of it and a replacement will be shipped out to you straight away! *

Conditions For Returning Goods To ALISA:

  • To request for a replacement, customers are required to provide photographic evidence of the products manufacturing defects/damage to If the case meets the guidelines mentioned above, we will happily cover related cost to deliver a replacement or provide a refund.
  • The customer returning the goods will be responsible for the cost of return via Registered Mail – unless other arrangements have been negotiated with ALISA.
  • The product must be returned unused, and in it's original condition.
  • Any product returned to ALISA must not have any permanent damage such as: engraved or indelibly marked. If the product is return to ALISA like this, the goods will not be accepted as they are not in a resalable/original condition. In this case, the product will be returned to the customer.

ALISA reserves the right to make changes to the 30-Day Money Back Guarantee Terms and Conditions without notice.


We execute orders directly from our warehouse in Shenzhen, China. We can send it to the world through China Post, EMS, DHL, FedEx, aramex. And we will fill in low value on the parcel and have the opportunity to help customers avoid customs duties or VAT.

We are not liable for deliveries that are affected by customs, natural occurrences, transfers from USPS to the local carrier in your country or air and ground transportation strikes or delays, nor any extra fee’s, customs or back end charges incurred.



We are not responsible if a package is undelivered because of missing, incomplete or incorrect destination information. Please ensure that you have entered the correct shipping details when checking out. If you realise you have made an error in your shipping details, kindly e-mail us at as soon as possible.


United Kingdom Royal Mail 5-10 Days
United States Fedex 7-15 Days
Canada Canada Post 5-10 Days
France La Poste 5-10 Days
Spain Correos 5-10 Days
Italy Poste ltaliane 8-18 Days
Germany DHL packet (DE) 9-16 Days
Australia fastway 7-15 Days
Austria dpd 9-15 Days
Netherlands DHL (NL) 7-14 Days
Czech Republic PPL 10-16 Days
Poland DHL (PL) 8-10 Days
Belgium DHL (NL) 6-14 Days
Ireland DHL (NL) 10-13 Days
Finland Posti or DHL packet (DE) 14-19 Days
Portugal CTT 10-13 Days
Sweden MTD 9-17 Days
Denmark Norway Post 9-13 Days
Greece Posti or DHL packet (DE) 14-19 Days
South Africa BUFFALO 9-25 Days
Slovakia dpd 10-22 Days
Luxembourg DHL Parcel (NL) 13-15 Days
Bulgaria DHL Paket (DE) 15-25 Days
Croatia dpd 15-17 Days
Cyprus DHL Paket (DE) / PostNL 15-21 Days
Estonia DHL Paket (DE) / PostNL 16-18 Days
Hungary dpd 12-15 Days
Lithuania DHL Paket (DE) 12-13 Days
Malta DHL Paket (DE) 22-25 Days
Romania DHL Paket (DE) / PostNL 13-15 Days
Slovenia dpd 13-16 Days
Israel J-NET 18-30 Days
Turkey J-NET 22-30 Days
Korea J-NET / SFC / China post 3-10 Days
[time] minutes ago, from [location]
Strabismus amblyopia Eye Treatment Monocular vision training Blackout correction
You have successfully subscribed!