Use this fixture in a lighting design

Open in CircadianLab to place this fixture in a room and calculate melanopic lux (EML), illuminance, UGR glare, and WELL v2 compliance — with radiosity simulation and real IES photometry. Free, no signup.

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Shaper(Cooper Lighting Solutions)Generic Profile

Shaper 648-4-CF1-26DTT

648-4-CF1/26

Lumens
1,800lm
Peak Candela
395cd
Power
25W
Beam Angle
67°

Polar Plot (2D)

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Goniometer (3D)

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Beam Analysis

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Photometric Specifications

Total Luminous Flux1,800 lm
Peak Intensity395 cd
Input Power25 W
Beam Angle (50% peak)67°
Symmetryfull
Lamp / SourceONE SYLVANIA 26 WATT CPFL LAMP
Catalog648-4-CF1/26
Open in CircadianLabDownload IES FileIES file via cooperlighting.com

About this Photometric File

This page presents the IES photometric distribution for the 648-4-CF1-26DTT from Shaper, a Cooper Lighting Solutions brand.

You can use this fixture in CircadianLab to design lighting layouts and calculate melanopic equivalent lux (EML), illuminance in lux or foot-candles, and UGR glare ratings — all in your browser, free, with no signup required.

Note on photometric plots: All plots on this page treat the luminaire as a point source emitting from its photometric center, which is the standard convention for IES LM-63 data.

Disclaimer: Innerscene does not manufacture, sell, or distribute the 648-4-CF1-26DTT or any other Shaper products. This page is provided for informational and lighting-design purposes only, using publicly available photometric data. For product inquiries, pricing, or availability, please contact Shaper (Cooper Lighting Solutions) directly.

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