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Tiffen 3 x 4" 812 Warming Filter

BH #TI81234 • MFR #34812
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Tiffen 3 x 4" 812 Warming Filter
Key Features
  • Warming Filter Improves Skin Tones
  • Ideal For Use in Open Shade Conditions
  • Absorbs Blue Cast from Electronic Flash
  • Warmer than Skylight 1-A Filter
Ideal for portraiture, the 3 x 4" 812 Warming Filter from Tiffen is used to improve skin tones when working in cool lighting conditions. This filter offers a greater warming effect than a skylight 1-A filter, and is well-suited for use outdoors on overcast days or on sunny days when working in open shade. It can also be used to absorb the strong blue cast of an electronic flash for more balanced, lifelike skin tones.
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Tiffen 34812 Overview

Ideal for portraiture, the 3 x 4" 812 Warming Filter from Tiffen is used to improve skin tones when working in cool lighting conditions. This filter offers a greater warming effect than a skylight 1-A filter, and is well-suited for use outdoors on overcast days or on sunny days when working in open shade. It can also be used to absorb the strong blue cast of an electronic flash for more balanced, lifelike skin tones.

The filter is constructed using Tiffen's ColorCore technology, which involves laminating the filter material between two pieces of optical glass and grounding flat to a tolerance of 1/10,000th of an inch.

Warming filter improves skin tones when working outdoors during overcast conditions or in open shade on a sunny day.
Absorbs blue cast caused by electronic flash for more lifelike results.
ColorCore technology, which permanently laminates the filter material between two pieces of optical glass, maintains image clarity, accuracy, and consistency.

Tiffen 34812 Specs

Filter Type
Warming
Size
3 x 4" / 75 x 100 mm
Front Accessory Thread / Bayonet
No
Coating
No
Filter Thickness
0.2" / 4 mm
Filter Material
Glass

Tiffen 34812 Reviews

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How thick is this filter?

How thick is this filter?
Asked by: Rory
Hi Rory, This filter is 4mm thick.
Answered by: Tiffen Technical Support
Date published: 2026-02-09
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