Lastar · $$ · Updated April 8, 2026
CM022
Ranks #19 of 57 for melanopic output, below the 10,000 lux benchmark at 1 ft. No flicker at full power.
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Is it strong enough?#19 of 57
No. Only 49% of the 10,000 lux benchmark at 1 ft.
4,865 m-EDI at 1 ft · 1,420 at 2 ft
Is it comfortable to sit in front of?10th gentlest
Yes. Glare is low.
69 at 1 ft · 20 at 2 ft · median 112
Does it flicker?No risk
No, at full power. Dimmed not tested.
What does the light look like?5950K
Cool daylight, excellent color.
CRI Re 96 · R9 93
2700K warm7500K cool
All test data
Light outputMeasured at 1 ft and 2 ft
m-EDI
4,865
1,420 at 2 ft
Lux
5,220
1,535 at 2 ft
CLa
8,395
2,145 at 2 ft
Glare
69
20 at 2 ft
m-EDI 4,865 at 1 ft, 1,420 at 2 ft
Median 3,43010,000 benchmark2 ft1 ft
Glare 69 at 1 ft, 20 at 2 ft
Median 1122 ft1 ft
SpectrumOutput at the highest setting
Melanopic DER
0.93
m-EDI per lux. Daylight (D65) is 1.0.
CCT
5950K
4 levels
Gap from natural light
16%
Moderate. Average spectral difference (ASD) from daylight at the same color temperature, 425 to 690 nm.
Lamp outputBody-clock zone (melanopic, CIE S 026)Natural light, same color temperature
FlickerGreen is safe, amber is acceptable, red is past the limit
Full powerDimmed not tested
Percent flickern/a
Flicker indexn/a
SVMn/a
PstLMn/a
Assist Mpn/a
Waveform, 1 second
Waveform not measured.
A flat line near 1.0 means steady light.
Color renderingHow accurately colors and skin tones look under this lamp
CRI Re
96
R9 (deep red)
93
TM-30 Rf
94
TM-30 Rg
101
Neutral saturation
Specifications
- Form factor
- Floor standing
- Brightness
- 5 levels
- Color temperature
- 4 levels
- Cord length
- 8.3 ft
- Mounting
- None
- Extra features
- Built-in timer
- Available in
- United States, United Kingdom
