Episcope
Episcope may refer to: *An opaque projector *The ministry of Oversight within various Christian Churches and in ecumenical dialogue. *An indirect vision device similar to a periscope used in armoured fighting vehicle An armoured fighting vehicle (AFV) is an armed combat vehicle protected by armour, generally combining operational mobility with offensive and defensive capabilities. AFVs can be wheeled or tracked. Examples of AFVs are tanks, armoured car ...

Opaque Projector
The opaque projector, epidioscope, epidiascope or episcope is a device which displays opaque materials by shining a bright lamp onto the object from above. A system of mirrors, prisms and/or imaging lenses is used to focus an image of the material onto a viewing screen. Because they must project the reflected light, opaque projectors require brighter bulbs and larger lenses than overhead projectors. Care must be taken that the materials are not damaged by the heat generated by the light source. Opaque projectors are not as common as the overhead projector. Opaque projectors are typically used to project images of book pages, drawings, mineral specimens, leaves, etc. They have been produced and marketed as artists’ enlargement tools to allow images to be transferred to surfaces such as prepared canvas, or for lectures and discourses. History Swiss mathematician, physicist, astronomer, logician and engineer Leonhard Euler demonstrated an opaque projector around 1756. It could p ...
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Episcopal Polity
An episcopal polity is a Hierarchy, hierarchical form of Ecclesiastical polity, church governance ("ecclesiastical polity") in which the chief local authorities are called bishops. (The word "bishop" derives, via the British Latin and Vulgar Latin term ''*ebiscopus''/''*biscopus'', from the Ancient Greek ''epískopos'' meaning "overseer".) It is the structure used by many of the major Christian Churches and Christian denomination, denominations, such as the Catholic, Eastern Orthodox Church, Eastern Orthodox, Oriental Orthodoxy, Oriental Orthodox, Church of the East, Anglicanism, Anglican, Lutheranism, Lutheran and Methodist churches or denominations, and other churches founded independently from these lineages. Churches with an episcopal polity are governed by bishops, practising their authorities in the dioceses and Episcopal Conference, conferences or synods. Their leadership is both sacramental and constitutional; as well as performing ordinations, confirmations, and cons ...
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