Define the cooler target
Start from the source spectrum and the desired output color balance.
Color & lighting filters
Color Temperature Blue Filters
Shift a compatible source toward a cooler color balance.
Compare the options within Color Temperature Blue (CTB) using the selection points below, then review the individual model or catalog reference.
Explore models & spectra ↓How to choose ↓
FIND YOUR STARTING POINT
How to choose
within this family.
Compare blue and red transmission
Inspect the relative transmission across visible bands and the associated output loss.
Evaluate under the actual source
The same filter can produce different results with different lamps.
Related applications.
Architectural & Museum Lighting
Color, glare and spectral control for built environments and exhibits.
Stage, Studio & Projection
Color, patterns and beam control for performance and projection.
Imaging & Photography
Manage exposure, unwanted wavelengths and reflection.
PRODUCT MODELS & SPECTRA
Explore the measured response.
12 models in this collection.
CTB-001
Color Temperature Blue (CTB)
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CTB-002
Color Temperature Blue (CTB)
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CTB-003
Color Temperature Blue (CTB)
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CTB-004
Color Temperature Blue (CTB)
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CTB-008
Color Temperature Blue (CTB)
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CTB-009
Color Temperature Blue (CTB)
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CTB-010
Color Temperature Blue (CTB)
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CTB-011
Color Temperature Blue (CTB)
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CTB-012
Color Temperature Blue (CTB)
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CTB-013
Color Temperature Blue (CTB)
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CTB-014
Color Temperature Blue (CTB)
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CTB-200
Color Temperature Blue (CTB)
View product & spectrum →TECHNICAL RESOURCES