Cokin

Cokin WA1T715 Filter Color Correction Magenta CC30

Fine-tune color balance with precision magenta correction for film and digital photography alike.

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Overview

The Cokin WA1T715 is a CC30 Magenta color correction filter designed for the Cokin A Series modular filter system. Its purpose is straightforward: it selectively attenuates the green portion of the visible spectrum, introducing a calibrated magenta shift that neutralizes green color casts. This is particularly useful when shooting under fluorescent or vapor lighting, where the emitted light skews green in ways that can be difficult to fully correct in post-production, especially with film. The CC30 designation indicates a moderate correction density, positioned between subtle CC10 and heavy CC50 values in the standard color compensating filter scale.

As part of the Cokin A Series, this filter slots into a lightweight holder that attaches to lenses via threaded adapter rings, covering lens diameters from 36mm to 62mm. This modular approach means a single filter works across multiple lenses in your kit without buying duplicate screw-in filters for each thread size. The filter is recommended for focal lengths over 35mm to avoid vignetting. For photographers who work in controlled or mixed lighting environments and value getting color right in-camera, the WA1T715 provides a precise, repeatable correction that complements digital white balance rather than replacing it.

Key Features

Product description : Cokin A 715 cable

Specifications

Brand
Cokin
Model
WA1T715
Type
Color Correction Filter
Color
Magenta (CC30)
Filter System
A Series (36–62mm lenses)
Recommended Focal Length
Over 35mm

Pros & Cons

👍 Pros

  • Provides precise CC30-level magenta correction that is difficult to replicate exactly with white balance alone
  • Cokin A Series compatibility allows use across a wide range of lens sizes from 36mm to 62mm
  • Stackable design lets you combine multiple correction values for fine-tuned adjustments
  • Resin construction keeps the filter lightweight and less prone to shattering than glass alternatives

👎 Cons

  • Requires a separate Cokin A Series filter holder and adapter ring, adding cost for first-time system buyers
  • Not recommended for focal lengths below 35mm due to potential corner vignetting
  • The A Series is Cokin's smallest system, limiting use on professional lenses with larger filter threads above 62mm
  • Single CC30 density offers only one correction strength, requiring additional filters for different levels of compensation

Frequently Asked Questions

This filter is part of Cokin's A Series system, designed for lenses with thread sizes between 36mm and 62mm when used with the appropriate adapter ring.
The CC30 Magenta filter attenuates the green portion of the light spectrum, adding a measured magenta shift that compensates for greenish color casts from certain lighting sources like fluorescent tubes.
Yes, the Cokin A Series holder can stack multiple filters simultaneously, allowing you to combine the CC30 Magenta with other correction or creative filters as needed.
Cokin recommends this filter for focal lengths over 35mm. Using it on wider lenses may introduce vignetting at the corners of the image, particularly on full-frame sensors.