Showing posts with label daylight. Show all posts
Showing posts with label daylight. Show all posts

6/20/2011

150 LED PAR 38 Floodlight, White Review

150 LED PAR 38 Floodlight, White
Average Reviews:

(More customer reviews)
I am converting a mill to a business. I had a bunch of the incandescent bulbs in recessed lighting. I wanted to shift the color in the room to natural light and reduce energy cost. These are the answer.
I tried other lousy vendors from "Amazon Partners" for securing these LED bulbs. These guys are wonderful.
As for the brightness, they are replacing 65w bulbs and I found the LED bulbs brighter than the 65w bulbs.
Color shift - These bulbs are a color shift to daylight. It is not the warm glow you get from an incandescent. I use these to supplement "Sola-tubes" and for night lighting. I have a large space for artists. I need this type of lighting. You may miss the warm glow of an incandescent when you switch to this bulb. If you are an artist, it is a nice substitute or filler for daylight.
Price - They are expensive, but the cheaper ones are not as nice.

Click Here to see more reviews about: 150 LED PAR 38 Floodlight, White

This PAR 38 flood light is great for large can ceiling fixtures; its 150 bright LEDs can light up a room with only 9 watt usage.

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5/17/2011

27 Watts 5500K Color corrected Day Light Fluorescent Lamp Photo Bulb - 2 Pack Review

27 Watts 5500K Color corrected Day Light Fluorescent Lamp Photo Bulb - 2 Pack
Average Reviews:

(More customer reviews)
these are off the shelf $2.00 cfls the seller claims 5500 kelvin. These are more like 3500 kelvin. not as pictured or described light spectrum may not matter in a porch light but this seller claims to be selling a photo flood with a daylight spectrum and is not delivering this. the manufacturers website says nothing about spectrum. Ummm maybe you ran out of the good ones and called me a sucker.

Click Here to see more reviews about: 27 Watts 5500K Color corrected Day Light Fluorescent Lamp Photo Bulb - 2 Pack

This is a fluorescent 27 watts energy saving daylight photo bulb (5500 Kelvin temp.). This Fluorescent lamp bulb emulates a soft daylight measured at full spectrum color of 90 CRI at 1800 lumens. Lifespan: 10,000 hours. Ideal for all Tungsten Continuous Lighting Kit. This photo bulb would cost you $21 each at your local retail store. Best price combo on the internet. **Limited Time Promo**

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4/30/2011

ALZO Digital Full Spectrum Light Bulb - ALZO 45W Photo CFL 5500K 91 CRI, Daylight balanced, pure white light, 2800 Lumens, Case of 4 Review

ALZO Digital Full Spectrum Light Bulb - ALZO 45W Photo CFL 5500K 91 CRI, Daylight balanced, pure white light, 2800 Lumens, Case of 4
Average Reviews:

(More customer reviews)
I am an engineer who has been completely disgusted with the home lighting situation. There are no standards and many misstatements and counterdictions at the stores. I own a Minolta flash meter which accurately measures a lights color temperature. I've tried the bulb technology at Walmart, Sams Club Home Depot and Lowes. The most glaring examples:
1) yellow light is called soft white (2700)
2) very blue light is called daylight 6000-6500)
3) 12W LED lights go for as much as $90!
4) Some bulbs are advertised as white but the chart on the back shows its yellow. Complete incompetence.
Here is not what to avoid: all (harsh washed-out blue) daylight, and (yellow) soft white. While GE Reveal offers somewhat better clarity its still overpriced and quite yellow.
Full spectrum (5000-5500) bulbs are a step-up but stores offer a very limited selection, like one! The Home Depot full 100w spectrum's beats the Lowe's Ott-Lite. The best compromise are the PAR38 indoor 23-27w 3500K reflector lights (which actually measure 4100K), especially for recessed kitchen spot lighting.
On the LED front Sam's Club carries a 520 lumen, 4100K, 9 LED PAR38 reflector which has a easily noticeable smoother light spectrum. Interesting for the one light on in the kitchen in the evening. The equivalent $70 LED lights at the hardware store are hardly a bargain, as the Sam's is $20! However its Color Retention index (CRI)is only 74.
The best of all are lights are these 5500K Alzo's. I've installed a 45w in the kitchen pantry and the color of the food boxes really pop. Food looks like it does in the magazines. The clarity is first rate (however 27w should be sufficient). They are the reference to which others are to be compared. My wife has not complained even when they are on at night-time. This is a first.
Skin tones in the bathroom look very natural. A first again.
Color temperature alone is not the sole basis to buy a bulb as a high CRI is also required. The Alzo's come in at 92, which is very high. Most manufactures do not even list this measurable figure (assume because its too low).
Well gotta go as my wife wants one in her closet now, as shes hates the other fluorescent lights which cause eye-strain. Should I install a 45w and blow her away?

Click Here to see more reviews about: ALZO Digital Full Spectrum Light Bulb - ALZO 45W Photo CFL 5500K 91 CRI, Daylight balanced, pure white light, 2800 Lumens, Case of 4

Case of 4 full spectrum light bulbs for daylight balanced lighting, energy star compliant, long-lasting at cir. 10,000 hours with 2800 Lumens output; low energy consumption, good for treating S.A.D. (Seasonal Affective Disorder), photo studio lights, or starting plant growth. These are Compact Fluorescent Light (CFL) bulbs. Fits all medium-base E27/E26 sockets, but this is a large bulb that might create a fit problem with standard lamp harps of household light fixtures; a larger lamp harp is needed, see ALZO 10" harp, ASIN B003SZCUZ2. Dimensions: L: 7"; W (Diameter): 3"; Length socket base to top of ballast: 3"; W (diameter) of socket: 1".

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4/26/2011

Full Spectrum Light Bulb - ALZO 27W Compact Fluorescent - Case of 4 - Daylight Balanced 5500K - Pure White Light Review

Full Spectrum Light Bulb - ALZO 27W Compact Fluorescent - Case of 4 - Daylight Balanced 5500K - Pure White Light
Average Reviews:

(More customer reviews)
I am an engineer who has been completely disgusted with the home lighting situation. There are no standards and many misstatements and counterdictions at the stores. I own a Minolta flash meter which accurately measures a lights color temperature. I've tried the bulb technology at Walmart, Sams Club Home Depot and Lowes. The most glaring examples:
1) yellow light is called soft white (2700)
2) very blue washed-out color light is called daylight (6000-6500)
3) Low lumen (400-600 lumens) LED lights go for as much as $90!
4) Some bulbs are advertised as white but the chart on the back shows its yellow. Go Figure!
Here are the bulbs to avoid: all (harsh washed-out blue) daylight, and (yellow) soft white. The GE Reveal offers somewhat better clarity, but is overpriced and quite yellow.
Full spectrum (5000-5500) bulbs are a step-up but stores offer a very limited selection. The Home Depot full 100w spectrum's beats the Lowe's Ott-Lite.
On the LED front Sam's Club carries a 520 lumen, 4100K, 9 LED PAR38 reflector which has a easily noticeable smoother light spectrum. Great for the one light on in the kitchen in the evening. The equivalent $70 LED lights at the hardware store are hardly a bargain, as the Sam's is $20! However its Color Retention index (CRI)is only 74.
The best of all are lights are these 5500K Alzo's. I've installed a 45w in the kitchen pantry and the color of the food boxes really pop. Food looks like it does in the magazines. The clarity is first rate (however 27w should be sufficient). They are the reference to which others are to be compared. My wife has not complained even when they are on at night-time. This is a first.
Skin tones in the bathroom look very natural. A first again.
Color temperature alone is not the sole basis to buy a bulb as a high CRI is also required. The Alzo's come in at 92, which is very high. Most manufactures do not even list this measurable figure (assume because its too low).
I've been testing other bulbs. For vanity and lamps (Alzo does make any) these offer a VERY uniform ball of nice white 5000K glow. I ordered 12 for my new house's bathrooms:
Maxlite 14 Watt G30 Globe CFL DL SKM14EGDL
For kitchen these are now the best 5000K PAR lights. Not as high of color quality as Alzo, but they don't make reflector lights!
Maxlite 23 Watt CFL R40 Flood Day Lite SKR423FLDL
In summary best home lights are the Photo CFL which offer both a 5000-5500K range with a CRI over 90. Further these bulbs allow for brighter rooms, as compared to hardware store types. That is, the more pleasing light allows for greater brightness levels, so go for the 45watt bulbs in larger pantries or rooms.
Thanks go to Amazon and Alzo for allowing consumers to purchase superior quality products at a price no higher than the unpleasant and unsatisfying bulbs in the store. Hope this helps!

Click Here to see more reviews about: Full Spectrum Light Bulb - ALZO 27W Compact Fluorescent - Case of 4 - Daylight Balanced 5500K - Pure White Light

Case of 4 full spectrum light bulbs that imitate daylight, are energy star compliant, and have a long life at circa 10,000 hours with 1300 Lumens output; low energy consumption, good for treating Seasonal Affective Disorder S.A.D., for photo studio lights, or for starting plant growth. These are Compact Fluorescent Light (CFL) bulbs. Fits all medium-base E27/E26 sockets, but this is a large bulb that might create a fit problem with standard lamp harps of household light fixtures; a larger lamp harp is needed, see ALZO 9" harp, ASIN B0035LTIZE. Dimensions: L: 6.5"; W (Diameter): 2 1/4"; Length socket base to top of ballast: 2 3/4"; W (diameter) of socket: 1".

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4/01/2011

ALZO 45-Watt Photo CFL Full Spectrum Light Bulb Review

ALZO 45-Watt Photo CFL Full Spectrum Light Bulb
Average Reviews:

(More customer reviews)
I am a painter of the 'visual art' variety. I use these bulbs in my artist lamps and they are wonderful. Gone are the days of painting at night then discovering in the light of day that my colors are all wrong! Also they are great for lighting my paintings for photographing them. These bulbs are really pretty tough...I knocked a lamp over and the bulb did not break,whew!

Click Here to see more reviews about: ALZO 45-Watt Photo CFL Full Spectrum Light Bulb

45W Full spectrum light bulb for daylight balanced lighting, energy star compliant, long-lasting at cir. 10,000 hours with 2800 Lumens output; low energy consumption, good for treating S.A.D. (Seasonal Affective Disorder), photo studio lights, or starting plant growth. This is a Compact Fluorescent Light (CFL) bulb. Fits all medium-base E27/E26 sockets, but this is a large bulb that might create a fit problem with standard lamp harps of household light fixtures; a larger lamp harp is needed, see ALZO 10" harp, ASIN B003SZCUZ2. Dimensions: L: 7"; W (Diameter): 3"; Length socket base to top of ballast: 3"; W (diameter) of socket: 1".

Buy Now

Buy cheap ALZO 45-Watt Photo CFL Full Spectrum Light Bulb now.