Best Soft Contact Lens

soft contact
Contact between the horse's mouth and the rider's hand that is courteous, respectful, light, soft and smooth. The hand is attentive, supple, and the horse's mouth is relaxed. Opposite of "hard hand".

lens
A piece of glass or other transparent substance with curved sides for concentrating or dispersing light rays, used singly (as in a magnifying glass) or with other lenses (as in a telescope)
The light-gathering device of a camera, typically containing a group of compound lenses
a transparent optical device used to converge or diverge transmitted light and to form images
genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils
(metaphor) a channel through which something can be seen or understood; "the writer is the lens through which history can be seen"
An object or device that focuses or otherwise modifies the direction of movement of light, sound, electrons, etc