LED Light Filter Ulanzi LM-P40 WB (2700 K–6500 K) – white balance adjustment for Ulanzi LM-P40

The Ulanzi LM-P40 WB white balance filter is designed for precise color control of the Ulanzi LM-P40 LED lamp across a temperature range of 2700 K–6500 K. This accessory allows you to modify and fine-tune the lamp’s output to match warm or cool lighting needs for video, photography, streaming and studio setups. The filter integrates with the LM-P40 to deliver consistent color reproduction and helps reduce post-production color correction.

Advantages

The WB filter enables accurate adjustment between warm (2700 K) and cool (6500 K) tones while preserving light quality and output uniformity. It is intended to fit the LM-P40 model and maintain stable color balance during long shoots. Using this filter reduces the need for white balance adjustments in-camera or in editing software and supports consistent results across multiple lighting setups.

Suitable for

• Videographers adjusting on-set color temperature for interviews and short films
• Photographers seeking consistent skin tones and ambient color balance
• Streamers and content creators calibrating lighting for live broadcasts
• Studio setups where repeatable color accuracy is required across sessions

Key specifications

• Compatible color temperature range: 2700 K to 6500 K
• Intended model compatibility: Ulanzi LM-P40 LED lamp
• Function: white balance / color temperature adjustment
• Application: video, photography, streaming, studio lighting

How to use

Attach the WB filter to the front of the Ulanzi LM-P40 according to the lamp’s accessory mounting method. Adjust the lamp output and test the color temperature with your camera or a color meter to achieve the desired warm or cool tone within the 2700 K–6500 K range. Recheck white balance for each new scene or lighting arrangement to ensure consistent results.

Usage recommendations

For best results, perform a quick white balance test on camera after installing the filter and before recording. When working across multiple lights, match color temperature across all sources and keep diffuser or reflector positions consistent to maintain uniform lighting and accurate color reproduction.