Understanding the importance of S4Optik Trial Lens Set in Ophthalmic Centers!

S4Optik Trial Lens Set full aperture trial lens set with plus and minus cylinders as well as carrying case features full aperture lenses in color-coded lens rings which make their use easy as well as intuitive.

An S4Optik Trial Lens Set can include up to 266 lenses. Spherical lenses, with a wide range of powers, both positive as well as negative, generally 0.12 D, 0.25 D, and then in steps of 0.25D up to a certain point, then in steps of 0.50 D, and then finally in steps of 1.00 D and at least two of each power are included.

Cylindrical lenses in a variety of powers, often both positive as well as negative, mostly in steps of 0.25 D. Accessory lenses used for special tests: prisms, filters, occluders, pinhole as well as others.

An S4Optik Trial Lens Set also includes a trial frame which is needed to hold the lenses over each eye. The positions or locations of the two side assemblies can be adjusted laterally by two small knobs. The positions can be read on scales. The sum of two readings is called as the interpupillary distance.

The nose piece assembly can be adjusted in 2 methods. It can be move fore and aft, to adjust the distance of the trial lenses from the eye to meet the standards distance or else measured distance chosen for the patient. It can also be adjusted up and down to place the centers of the lenses vertically in line with the patient’s pupil.

The temple pieces of trial lens set have adjusting knobs that adjust their angle with respect to the frame. The length of the temple pieces can also be adjusted to the position of the patient’s ears after the eye distance has been set.

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