Stereo Tests

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Lang Stereo Pair in Wallet Nos 1 & 2
Code: SGR-231-LW
A simple test designed for stereopsis training in children based on two principles; random dots and cyclinder gratings. When seen monocularly no discernible shape is visible.  Whereas in binocular vision stereoscopic shapes are recognised. No sp..
£203.00

Lang Stereo Tests 1
Code: SGR-231-L1
A simple test designed for stereopsis training in children based on two principles; random dots and cyclinder gratings. When seen monocularly no discernible shape is visible.  Whereas in binocular vision stereoscopic shapes are recognised. No sp..
£132.00

Lang Stereo Tests 2
Code: SGR-231-L2
A simple test designed for stereopsis training in children based on two principles; random dots and cyclinder gratings. When seen monocularly no discernible shape is visible.  Whereas in binocular vision stereoscopic shapes are recognised. No sp..
£132.00

Random Dot E Stereo Test
Code: SGR-235-RDE
The Random Dot E Stereo Test is designed specifically for use with small children and includes raised E target, non-stereo target, demonstrator and stereo glasses. The patient is asked to distinguish between the raised E and the non-stereo targ..
£161.00

Randot Stereo Test with Specs
Code: SGR-232-R
Randot Stereo Test with Specs ..
£188.00

Specs. for Wirt Fly Test
Code: SGR-232-S
Specs. for Wirt Fly Test ..
£25.00

Stereo Flippers (combined red/green and polarising)
Code: SGR-233-S
This handy tool combines a pair of polarising filters (90/180 or 45/135 degrees) with a pair of  red/green filters. It can be used for the patient viewing of TNO, Duochrome, Worth 4 Dot and with most fixation Disparity Units. ..
£29.00

T.N.O. Red/Green Specs. Child or Adult
Code: SGR-233-RGS
T.N.O. Red/Green Specs. Child or Adult ..
£107.00

T.N.O. Test with Spectacles
Code: SGR-233-TS
Seven individual plates in booklet form. The red/green spectacles allow for anaglyptic presentation. The first three plates are for screening purposes whilst the remaining plates enable the practioner to determine stereo acuity over a parallax range ..
£192.00

T.N.O. Test without Spectacles
Code: SGR-233-TW
Seven individual plates in booklet form. The first three plates are for screening purposes whilst the remaining plates enable the practioner to determine stereo acuity over a parallax range of 480 to 15 seconds of arc. Supplied without spectacle..
£95.00

Wirt Fly Test
Code: SGR-232-W
The Wirt Fly Test is often referred to as the Titmus Fly Test. The booklet consists of three stereoscopic tests employing polarised vectographs. The fly graphically demonstrates the presence of stereo vision. The other two tests provide the p..
£193.00

Worth 4 Dot Torch
Code: SGR-304-W
A simple and rapid test to determine the presence of macular suppression. The test utilises a simple pocket torch with a Worth 4 Dot cap which embodies complimentary red/green filters. Can be used with red/green goggles or stereo flippers. ..
£57.00