Single Non-Illuminated Holder
Convenient holder which can be used with Vectograms and Tranaglyphs. Provides a more durable alternative to the 550 holder for both office and in-home use.
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Single Non-Illuminated Holder
Convenient holder which can be used with Vectograms and Tranaglyphs. Provides a more durable alternative to the 550 holder for both office and in-home use.
Single Non-Illuminated Holder
Convenient holder which can be used with Vectograms and Tranaglyphs. Provides a more durable alternative to the 550 holder for both office and in-home use.
| Brands | Bernell USA |
|---|
These vergence prisms quickly screen for binocular vision. Use these to get the patient to cycle between the two prisms up to 15 cycles per minute. Use at 16″ (40 cm) with a 20/30 near point line. Prisms are 12D base-out and 3D base-in and 1.5″ high (38mm).
The Vergence Facility Prism is available in :
Mounted to a stainless steel holder
Provides a more comfortable and secure strap for the Yoked Prism Framest. Wide Elastic Strap has an eyelet at each end which is easily threaded thru the thumb screw on each side of the Yoked Prism Frame. Velcro strips permit adjustment of the strap to appropriately adjust to the head of your patient.
The Prism Bar Holder Kit combines a prism bar holder with two horizontal prism bars. The handle holds two horizontal prism bars side by side to get a quick estimation of a prism prescription.
The prism bar set includes the holder along with 2 horizontal prism bars. The prism bar holder can be purchased by itself.

Stereoacuity depth preception test designed to rapidly test for amblyopia and strabismus in early and non-readers and non-verbal children and adults.
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