Tinted lens

As the name implies it is a lens that attaches to target type sights, that adds magnification for increased accuracy. Usually around 2X to 4X for 3D shooting, sometimes more for ...

lens

Language; Encyclopedias

A piece of glass adapted as convex or concave so as to change the direction of the rays of light passing through it and magnify or diminish the apparent size of an object.

lens

Oil & gas; Oilfield

A permeable, often small sedimentary deposit bordered by impermeable rock.

lens

Language; Dictionaries

A piece of glass, or other transparent substance, ground with two opposite regular surfaces, either both curved, or one curved and the other plane, and commonly used, either ...

ophthalmoscope

Eyewear; Optometry

An optical instrument used to examine the external and internal parts of the eye, particularly the media and the fundus.

pantoscopic angle

Eyewear; Optometry

1. Angle in the vertical plane between the optical axis of a spectacle lens and the visual axis of the eye in the primary position, usually taken to be the horizontal. 2. Angle ...

optical material

Eyewear; Optometry

Transparent material capable of being manufactured into optical components.

optical radiation hazard

Eyewear; Optometry

Possibility of damage to the retina by optical radiation.

optical centre

Eyewear; Optometry

For practical purposes, the intersection of the optical axis with the front surface a lens.

ophthalmoscope

Optometry; Optometry

An optical instrument used to examine the external and internal parts of the eye, particularly the media and the fundus.

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Industry/Domain: Toys Category: Dolls

Steve Jobs doll

A highly realistic action figure toy modelled after Steve Jobs and manufactured by China based In Icon. The doll includes one anatomically correct ...