Compared to the B&W Light Red filter (090), this B&W 49mm 090 Dark Red Glass filter darkens the reds near the yellow tones in the spectrum, as its transparency only begins in the orange-red region. It produces dramatic effects and extreme tonal separation for graphic effects.

• Stronger than an 090 Light Red (25)
• Clouds are dramatically improved almost to the mood of a thunderstorm; Darkens blue sky creating dramatic contrast between sky and clouds
• Use with Polarizer for dramatic black and white effects
• It is more effective in cutting through haze, and moonlight effects are easily accomplished; Creates greater contrast between foliage and flowers
• Used in scientific photography
• Excellent copying filter for blueprints

Specifications

Type

Dark Red

Size

49mm

Grade

091

Filter Factor

8 (+3 stops)

Multi-Coated

No

Rotating

Not Applicable

Effect

More dramatic visual effect than an 090 (25) Light Red filter; Absorbs green and blue completely and enhances red

Application

Create very dramatic sky effects, emphasizing cloud contrast for landscapes; Simulate a moonlit scene at midday with slight underexposure; Turn foliage white and cut through fog and haze

Color Temperature

Not Applicable

Construction

Schott Glass

Front Filter Thread Size

49mm

Front Lens Cap Size

49mm