Cokin

Cokin X122 Square Graduated Blue B1 XL Filter

Enhance Your Skies with a Graduated Blue FilterThe Cokin Square Graduated Blue B1 filter adds a touch of blue to skies, enhancing dull or hazy conditions. Its hard-edge transition makes it ideal for scenes with a well-defined horizon line.Specifications: Filter Type: Graduated Blue Density: 1 2/...

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Overview

Enhance Your Skies with a Graduated Blue Filter

The Cokin Square Graduated Blue B1 filter adds a touch of blue to skies, enhancing dull or hazy conditions. Its hard-edge transition makes it ideal for scenes with a well-defined horizon line.

Specifications:

  • Filter Type: Graduated Blue
  • Density: 1 2/3-Stop
  • Edge Type: Hard
  • Filter Size: 130mm x 170mm
  • Holder Compatibility: XL (X) Series Holder

Key Features

XP122 - B1 graduated blue filter reduces the light 1 stop.

XP123 - B2 graduated blue filter reduces the light 3 stops.

XP123L - 2X Light starts with the same neutral density as XP122, but feathers the blue almost from the color edge and more gently graduates to clear. One stop of compensation.

Specifications

Filter Type
Graduated Blue
Size
XL
Model
X122
Light Reduction (B1)
1 stop
Light Reduction (B2)
3 stops
Light Reduction (B1L)
1 stop
Brand
Cokin

Frequently Asked Questions

The Cokin X122 series includes an XP122 (B1) filter that reduces light by 1 stop, an XP123 (B2) filter that reduces light by 3 stops, and an XP123L (2X Light) filter also providing 1 stop of compensation with a gentler graduation.
Graduated blue filters like the Cokin X122 are primarily designed for landscape photography, to enhance or balance the sky's color and brightness against the foreground.
Yes, as a square XL filter, it typically requires a compatible Cokin X-Pro series filter holder to attach it to your camera lens.
Both the XP122 (B1) and XP123L offer a 1-stop light reduction, but the XP123L features a more gentle graduation from blue to clear, with the blue beginning almost from the color edge.
As a blue-tinted filter, it is designed to add a blue hue to the sky area, which inherently influences the overall color balance in that part of the image.