Antifog
Definition
A chemical substance added to developing solutions (developers) or a special treatment applied to black-and-white or color photographic films, designed to prevent or reduce parasitic fogging (the grayish or blurred unexposed area); preventing the appearance of fog on the photosensitive emulsion, ensuring sharp contrasts and high-quality images.
Bilingual Equivalents
- Antifog
- Anti-fogging agent
Grammatical & Source Details
| Inflection Type | Invariable adjective, maintaining a rigid morphological structure. Functions as a neuter noun with regular variations. |
| Formation | Formed by prefixing the operational noun 'voal' (veil/fog) with the protective and oppositional prefix 'anti-'. |
| Spelling / Pronunciation | [an.ti.ˈvo̯al] |
| Source | Focal Encyclopedia of Photography and Industrial Chemical Formulations |
Contextual Usage Examples
RO: Fotograful a adăugat câțiva mililitri de antivoal în revelatorul vechi pentru a curăța zonele de umbră de pe negativ.
EN: The photographer added a few milliliters of anti-fogging agent to the old developer to clear up the shadow areas on the negative.
RO: Această hârtie fotografică modernă beneficiază de un strat antivoal încorporat direct în emulsia de argint.
EN: This modern photographic paper benefits from an antifog layer incorporated directly into the silver emulsion.
RO: Efectul antivoal al bromurii de potasiu este bine cunoscut în procesul clasic de developare în camera obscură.
EN: The antifogging effect of potassium bromide is well known in the classical darkroom development process.
Idioms & Phrases
Soluție chimică antivoal / Chemical antifog solution
RO: Preparat lichid concentrat utilizat în laboratorul foto pentru a încetini dezvoltarea cristalelor de argint neexpuse.
EN: A concentrated liquid preparation used in the photo lab to slow down the development of unexposed silver crystals.
Efect antivoal activ / Active antifogging effect
RO: Rezultat tehnic dorit care elimină aspectul cenușiu, murdar, din zonele care ar trebui să rămână perfect albe.
EN: The desired technical result that eliminates the grayish, muddyappearance from areas that should remain perfectly white.
Substanță antivoal organică / Organic antifogging substance
RO: Compus chimic modern (precum benzotriazolul) care oferă o protecție superioară împotriva degradării termice a filmelor.
EN: A modern chemical compound (such as benzotriazole) providing superior protection against the thermal degradation of films.
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