reciprocity rule


reciprocity rule
reciprocity rule noun (photography)
The principle that an increase in light intensity should be compensated for by a proportionate decrease in time exposure and vice versa
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Main Entry:reciprocal

Useful english dictionary. 2012.

Look at other dictionaries:

  • reciprocity failure — noun (photography) Failure of the reciprocity rule for extremely long or short exposure times, or at very high or low light intensities • • • Main Entry: ↑reciprocal …   Useful english dictionary

  • Rule of the shorter term — The rule of the shorter term, also called the comparison of terms, is a provision in international copyright treaties. The provision allows that signatory countries can limit the duration of copyright they grant to foreign works under national… …   Wikipedia

  • reciprocity between states or nations — An arrangement between states which permits an attorney at law moving from one state to another to be admitted to practice in the latter state without examination. Anno: 51 ALR2d 1198. A matter of relationship between states or nations whereby… …   Ballentine's law dictionary

  • Reciprocity — may refer to: Reciprocity (Canadian politics) Reciprocity (photography), the relationship between the intensity of the light and duration of the exposure that result in identical exposure Traffic violations reciprocity where non resident drivers… …   Wikipedia

  • Reciprocity (evolution) — Reciprocity in evolutionary biology refers to mechanisms whereby the evolution of cooperative or altruistic behaviour may be favoured by the probability of future mutual interactions.Main types of reciprocityThree types of reciprocity have been… …   Wikipedia

  • Reciprocity (social and political philosophy) — The social norm of reciprocity is the expectation that people will respond to each other in similar ways responding to gifts and kindnesses from others with similar benevolence of their own, and responding to harmful, hurtful acts from others… …   Wikipedia

  • Reciprocity (social psychology) — In social psychology, reciprocity refers to responding to a positive action with another positive action, and responding to a negative action with another negative one. Positive reciprocal actions differ from altruistic actions as those only… …   Wikipedia

  • Rule of Three (Wiccan) — The Rule of Three (also threefold law or law of return) is a tenet of the Neopagan religion of Wicca. It claims that whatever energy a person puts out into the world, be it positive or negative, will be returned to that person three times.… …   Wikipedia

  • The Golden Rule — Not to be confused with the Golden Law or the Golden ratio.   This term refers to the maxim do as you would be done by . For other uses, see Golden Rule (disambiguation). The maxim of the golden rule is exemplified in many Christian stories …   Wikipedia

  • Ethic of reciprocity — The ethic of reciprocity is a fundamental moral value which refers to the balance in an interactive system such that each party has both rights and duties, and the subordinate norm of complementarity states that one s rights are the other s… …   Wikipedia


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