81A (WARM FILTER) These are light balancing filters used to decrease the color temperature slightly for a warmer (redder) tone. Corrects the tendency toward bluish tones. For example, the 81A should be selected when using tungsten Type B color film (3200°K) with photoflood lamps (3400°K) These filters can be used together. These filters offer both amateur and professional photographers HOYA's famous quality at reasonable prices. They have coatings applied to both surfaces to suppress reflection and increase light transmission. There are a few exceptions in the special effects range which, due to the special materials used in construction, do not have coatings applied.
Features:
Warms (balances) sea, sky and high altitude shots
Reduces excess blue from flash indoors or in daylight flash-fill
Can remove excessive blue from the effects of electronic flash
Adds healthy look to skin tones shot in open shade or overcast
Guard front lens element from scratches, moisture, dust and finger prints
Provide light transmission of over 97%, giving sharp contrast and well balanced colour
Decrease colour temperature from 3400°K to 3200°K and creates a feeling of warmth
High quality multicoated glass to minimize reflection at the filter surfaces which reduces flare and ghosting
Specification:
Model: 81A Warm
Colour Temperature: From 3400°K to 3200°K
Filter Type: Colour Conversion
Material: Glass
Thread Size: 58mm
Coating Type: Hoya Multi Coated (HMC)
Kit Content Hoya 58mm Standard 81A Warm Filter User Manual
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