General Refraction

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Cross Cyl. Single 0.75D
The frame and lens are made from the finest materials  - the glass is spectacle crown with diamond engraved powers. The frame is chromium plated brass. Lens diameter 36mm The frame and lens are made from the finest materials  - the gla..
£93.66

Cross Cyl. Single 1.00D
The frame and lens are made from the finest materials  - the glass is spectacle crown with diamond engraved powers. The frame is chromium plated brass.  Lens diameter 36mm. ..
£93.66

Digital 1.0x Imaging Lens, Volk
The Volk Digital 1.0x Imaging Lens has unique glass surface curves and coatings optimised for the visible spectrum to reduce glare and reflections during general diagnosis and slit lamp photography. This lens provides a high resolution view of t..
£556.05

Digital High Mag Volk Lens, Volk
The double aspheric glass optics of this Volk lens provide enhanced imaging and the low dispersion glass reduces chromatic aberration for extremely high resolution retinal imaging. High magnification provides topographical views of the nerve fibre la..
£686.46

Digital Wide Field Lens, Volk
The Volk Digital Wide Field Lens combines exceptional wide field views and magnification. The enhanced double aspheric design and multi layer coating provide high resolution stereo views of the retina through a small pupil, with minimal reflecti..
£579.76

Everlasting Occluder
This is a high impact resistant occluder which can be sterilised with most solvents or even autoclaved. Smooth contours make for easy cleaning. A very tough occluder.   ..
£27.27

Fairy/Cat Stick - Fixation Bar
An ideal orthoptic aid specifically designed for children’s fixation during the prism and cover test and other orthoptic assessments. It has attractive coloured pictures on one side and two reduced test types and a passage of N5 reading type on the r..
£16.60

Farnsworth D15 Colour Test
The Farnsworth D15 Dichotomous Colour Test is used for detecting congenital and acquired colour defects. The test contains a reference disc holding notation 10B54 and 15 numbered discs which make up an incomplete colour circle. The patient arrange..
£508.62

Fixation Heart Necklace
Flashing LED Heart Fixation Necklace This necklace will help to bring fun to your paediatric examinations.  It will allow you to avoid losing the child’s attention. ..
£17.78

Four Lens Confirmation Test +/- 0.25D
Four Lens Confirmation Test +/- 0.25D  Frame and lenses are made from the finest materials.  The glass is spectaxle crown with diamond engraved powers.  The frame is chromium plated brass.  Lens diameter 36mm. ..
£164.80

Four Lens Confirmation Test +/- 0.50D
Four Lens Confirmation Test +/- 0.50D  Frame and lenses are made from the finest materials.  The glass is spectacle crown with diamond engraved powers.  The frame is chromium plated brass.  Lens diameter is 36mm ..
£164.80

Four Lens Confirmation Test +/- 1.00D
Four Lens Confirmation Test +/- 1.00D  Frame and lenses made from the finest materials - the glass is spectacle crown with diamond engraved powers. The frame is chromium plated brass.  Lens diameter 36mm   ..
£164.80

Four Lens Confirmation Test +/- 2.00D
Four Lens Confirmation Test +/- 2.00D  Frame and lenses are made from the finest materials - the glass is spectacle crown with diamond engraved powers. The frame is chromium plated brass.  Lens diameter 36 mm   ..
£164.80

Four Mirror Gonio Lens, Volk
The Four Mirror Gonio Volk Lens features four precisely angled 64 degree mirrors to deliver complete view of the anterior chamber with slight rotation. This standard fluid design (flanged glass contact element) provides a stable platform during laser..
£639.04

Freeman Occluderule in Pouch
The Freeman Occluderule is produced from a flexible non-shrinking plastic. This versatile tool can be used for the following: Pupilliary Distance (Frame and Facial) Distance Between Lenses (Frame) Inside and Outside Eyesize (Frame..
£40.31

Good-Lite Fixation Cubes Set of 6
Easily maintain interest and fixation with these Good-Lite Fixation Cubes. Available in several versions to fit your near target fixation needs. 256600 Set of 6 Comes with all six sticks. Measurements: Each fixation cube measures 6 in ..
£89.99

Halberg Clip
A very useful monocular trial frame when used in conjunction with the patient's own spectacle frame. The three cells accommodate 38 mm diameter standard trial lenses. Will also facilitate the use of the Sussex range of L.V.A. test units. They are ava..
£64.02

Halberg Pair
*** Halberg Pair ***A very useful monocular trial frame when used in conjunction with the patient's own spectacle frame. The three cells accommodate 38 mm diameter standard trial lenses. Will also facilitate the use of the Sussex range of L.V.A. test..
£117.37

Headspring Occluder
Headspring Occluder   ..
£46.24

HRR Pseudoisochromatic Test
HRR Pseudoisochromatic Test, 4th Edition. The HRR tets includes the four demonstration plates, the six screener plates and the 14 diagnostic series for a total of 24 plates. Each of these plates has its own tab for easy selection and to keep the p..
£473.05 £236.53

IReST – International Reading Speed Texts
Highly calibrated for reproducible results across all languages Easy to use Easy to handle Easy to measure (by stopwatch) Easy to calculate (normal values and formula included)   Characteristics:  Comparability between ..
£132.50

Ishihara Colour Vision Book 14 plate
Ishihara Colour Vision Book 14 plate.  This series of 14 plates is designed to provide a test which gives a quick and accurate assessment of colour vision  deficiency of congenital origin.  This is the commonest form of colour visio..
£200.37

Ishihara Colour Vision Book 24 plate
Ishihara Colour Vision Book 24 plate.  This series of 24 plates is designed to provide a test which gives a quick and accurate assessment of colour vision deficiency of congenital origin.  This is the commonest form of colour vision disturb..
£247.79

Ishihara Colour Vision Book 38 plate
Ishihara Colour Vision Book 38 plate.  This series of 38 plates is designed to provide a test which gives a quick and accurate assessmemt of colour vision deficiency of congenital origin.  This is the commonest form of colour vision disturb..
£307.07

Kay Animated Fixation Stick
This Animated Fixation Stick has two pictures designed to intrigue children with their movement (holographic). The reverse side has N6 and N8 letters and a symbol NV Test. Impossible for a child to ignore!..
£21.34