Hoya 81A Filter
Product options:
- 1.4x Filter Factor, +0.5 Stop
- 3400K Color Temperature to 3200K
- Corrects 3400K Light for Tungsten B Film
- +18 Mired Shift Value
- Can Add Warmth to Entire Image
- Optical Glass Construction
- Aluminum-Alloy Filter Ring
The Hoya 81A Filters controls the bluish coloration that affects daylight film. It can also remove excessive blue from the effects of electronic flash. The Hoya 81A Filter decreases color temperature from 3400-3200°K.
Multi-coated to minimize reflection at the filter surfaces which reduces flare and ghosting.
- As one of the premier filter manufacturers, Hoya filters continue to made from quality glass assuring the photographer clear, sharp and accurate images
- Hoya filters consistently provide even color all the way through the filter; All surfaces are ground and polished to specific thickness and tolerances
- Even non-multi-coated Hoya filters have one layer of anti-reflective coating applied to each surface of the glass; Hoya's single layer coating decreases light reflection off the surface from approx. 9% to an average of 4-5%
| Type | Light balancing |
| Density | 0.15 |
| Filter Factor | 1.4x (0.5 stop) |
| Effect | Adds warmth to entire image when used under daylight on a film camera system with daylight film installed, or on a digital camera system with its daylight white balance setting selected Can be used with type B tungsten film to accurately reproduce color under 3400K light sources |
| Mired Shift | +18 |
| Color Temperature | 3400K to 3200K |
| Construction | Optical glass |
Related Categories
Special Effect Filters
Brand: Hoya |
Code:
H81A55
Product options:
Brand: Hoya |
Code:
H81A55
At a glance
- 1.4x Filter Factor, +0.5 Stop
- 3400K Color Temperature to 3200K
- Corrects 3400K Light for Tungsten B Film
- +18 Mired Shift Value
- Can Add Warmth to Entire Image
- Optical Glass Construction
- Aluminum-Alloy Filter Ring
Related Categories
Special Effect Filters
