So hard to find a good high cri light nowadays

jon_slider

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twistedraven said: My preference is the SST20

thanks
I think you mean 4000k with a Lee filter to reduce the green tint


staticx57 said: 5700k Optisolis

thanks for sharing your personal preference in High CRI options


ma tumba said: Optisolis… 6500k

thanks for your contribution also

I had a 6500k Optisolis.. for me it was way too cool, and I did not like the green tint either

my personal preference is N219b 4500k 9080 sw45k D200

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Re: So hard to find a good high cri light nowadays

it seems there is a pretty wide range of personal preferences..

choices are good
 

jon_slider

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Im happy for you, if you enjoy Lee Filters

personally, I am not a fan of Lee Filters
1. They reduce output
2. Cleaning is an issue because the dye wipes off with alcohol
3. They make the output unnaturally pink
4. It is a plastic film subject to heat deformation and scratching
5. It adds lipstick to a pig

I have used Lee Filters to Improve Low CRI Olights with XM-L2 and XP-G3 LEDs, because it made the Tint nicer, but it did not create a High CRI output, and red things still look brown.

I prefer to change the LED to one of the High CRI options mentioned above, than try to enhance a Low CRI LED, using a dyed plastic filter.
 
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bigburly912

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I'd love to lay out 25-30 flashlights with one high cri sample in a real world scenario and see how many people could pick it out.
 

twistedraven

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Zircon filters are professional 'gels' that are used for tint and CCT correction in professional photography and videography. They are not subject to fading or smearing that easily.

They do however reduce output, yes.

Minus green filters don't just make the light output more 'unnaturally' pink. They are what they say-- minus green. They take a light that's green-tinted, and make it neutral. In most cases it actually increases the light's CRI and R9 values, because with the more balanced output spectrum, the light is a better match to its black body radiant. As can be seen in my batch of pictures, the 65cri Osram looks very similar to the 80 cri XHP35 HI when you put a couple minus greens over it. It takes a very discerning eye to see that the reds are a little better on the Cree.

I only use the Zircon filters in Optics lights however, because of how easy it is to sandwich it between the optics and lens. It gets trickier to use them in reflector lights.
 
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stephenk

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I'm very happy with the Convoy S2+ with LH351D 2700k and 5700k emitters. Excellent lights for night photography illumination, especially when combined with diffusers.
 

twistedraven

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Just got a 4500k Fireflies Nov-mu I ordered a couple days ago. This is the purest white light I've ever seen. It's probably closer to 4800k-5000k tbh, and very pleasant color output. Not green looking, not pink looking, just neutral. Very cool mule idea from Fireflies-- this is probably the best mule I've ever seen. The added diffuser makes it very efficient and effective as a lantern as well.
 

jon_slider

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Just got a 4500k Fireflies Nov-mu I ordered a couple days ago.

Congratulations, looks like a great Mule light, and even has aux leds and Anduril UI.. winner!:
FireFlies said:
PU4Nlwqm.jpg

this test data shows E21a 4500k has a nice negative duv:
SKV89 said:
FF NOV-MU
E21a 4671K
-0.0025 DUV
96.8 CRI Ra
85.3 CRI R9
compare to sw45k 219b:
219b 4530K
-0.0055 DUV
97 CRI Ra
97 CRI R9

E21a has less pink tint than 219b 4500k, and less CRI R9

Color temperature (CCT), and Tint (duv):
tq42Sddl.png

People who find the 219b too pink, like the less pink E21a.
imo both are great LEDs, with great color rendering.
 
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staticx57

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Jon, this one is tripping you up a bit. Performance of an LED especially the older style LEDs like 219b vary wildly with mules. Based upon what I am seeing with that test assuming it is a head on measurement that the E21A, or at least in that array is far more consistent across its varying angles.

Take a look at 219b:

lF7anCf.jpg


Placed in a mule you are not getting 4500k CRI 97 R9 97 across the entire beam. I have done this before with this (and SW40) and they tend to look like this:
r6HNm7N.png

jBwejYO.png

KYBXMsy.png


And finally as it sat in a reflector. Yea, it averages out fine but you need to take the optical system into consideration. Also yes, this is not CRI 97 R9 97 as you are only guaranteed R9080 which this exceeds. Not all batches are the same.
1LrMjO5.png
 

twistedraven

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Yeah, when you place the provided lampshade diffuser over the E21A 4500k Mule array on the Nov-Mu, the CRI and R9 go up, even though the duv also goes up.

The E21As as a mule array suffer some green edging, but nothing like that 219B.
 

TA_ls1

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Well, I'm back to the drawing board again. I received my Noctigon KR4 with the quad E21As and although it's really nice, it will not work for EDC for me, it is just too thick. It is also very floody, but I want a traditional LED and reflector with spot/spill. So now I am looking at backordered AA Zebralights or I don't know what else. I guess unless it's a really thin 18650 light, I may have to switch to CR123a or AA as my battery. High cri is preferred, as well as around 4000k tint. I might have to sell the KR4 to afford another light. Maybe I should just stick to my olight baton 3 but I hate that blue tint.

I guess it is hard to find a good EDC high cri light when everything is sold out or backordered. I had to wait 3 weeks for my KR4 just to find that it doesn't work for me.
So now I am back at square one, looking for the prefect EDC high cri light.

Please help a flashlight fan who is running out of ideas, thanks.
 
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tjswarbrick

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Have you looked at the EagleTac D25LC2 Clicky with CRI-92 4000k Nichia 219b? 4.5" long with a .9" diameter.
18650 lights don't come much slimmer than that.

I've been carrying the D25C2 (single CR123) 219b since it came in. Great EDC platform.

Looks like the FW3A on 18650 has the same dimensions as an HDS Executive on CR123. Great price. But Hi-CRI availability looks to be a problem right now.

Not 18650 or EDC, but I just ordered the Sofirn IF25A to try out the UI and 95-CRI 4000k SST-20. A buddy was enamored of my USB-chargeable hand-sized Acebeam 26500 lights (EC50 II Neutral flood and EC60vn cool throw, but neither is Hi-CRI.) Availability on those has been nil of late, as well, so I grabbed an IF25A for him as well. At that price, why not? Should be perfect for his use inspecting commercial buildings under construction.
 
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TA_ls1

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I looked into the Eagletac, not sure I'm a fan of the UI though.
I actually bought the Sofirn IF25A as well and really like it. It helps me realize I like around a 4000k tint. The Anduril UI is nice too.

I did hear back from Zebralight and there's just a week wait time on the SC5c and the SC5w. I know the SC5w is not high cri but I may go with it because I've read there may be green tint on the SC5c. Does anyone else have these lights and have input?
 
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id30209

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I looked into the Eagletac, not sure I'm a fan of the UI though.

I did hear back from Zebralight and there's just a week wait time on the SC5c and the SC5w. I know the SC5w is not high cri but I may go with it because I've read there may be green tint on the SC5c. Does anyone else have these lights and have input?

I have SC5w but i swapped emitter with sliced Samsung 351D 5000K. Stock emitter was green, puke green.
0e779a360bcb22372ac7a61c88867189.jpg

833bfcaa36d7b50be0230f74c8aeaa5d.jpg

38b003718a2c92965a5fd4e5e5e7e99c.jpg

6844b427872232ca048e91bcef6d69fa.jpg

ee6639d5160a29502cabc22b16b132a1.jpg



Sent from Tapatalk
 

aznsx

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I looked into the Eagletac, not sure I'm a fan of the UI though.

I picked up an ET D25LC2-MKII w/SST-20/4000K/HiCRI emitter recently, and it's pretty decent. Dimensions are minimal for the 18650 format with conventional reflector, and the UI has enough options (power-on at MAX, last level, or any selectable level), output level of LOW, etc.) to make it pretty easy to live with. If it only had 2-stage 'momentary / maintained-on' switch, I'd buy another one (the T version does, but not with an emitter I wanted). It'll put some decent candelas of HCRI light on a target downrange. It may not be exactly what I'd spec, but is OK for what I bought it for as a off-the-shelf production light from a good domestic distributor in 18650 w/decent emitter. I'd prefer something closer to daylight CCT, but it'll work for me.
 

tjswarbrick

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Very happy with my brace of Hi-CRI EDC lights of various sizes and beams. 3 of the 4 found off-the-shelf in the past month, because of this thread.

ReyLight (Cu) Pineapple with Nichia 219B 4500k R9080 Hi CRI
EagleTac D25C Clicky MkII with Nichia 219C R9050 CRI-92
McGizmo SunDrop XR-U with Nichia 119V Hi CRI
Sofirn IF25A with (4) Luminus SST-20 4000k CRI-95

YULEOCq.png


qAPfHE7.png


EOR4LOq.png


D25C rides in my pocket most of the time for a number of reasons (size, easy UI, ease of replacement, etc.) But any could, all are very useful with great color rendition and beam patters, and yet they complement one another very well, each being most suitable for particular scenarios.
 
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jon_slider

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beautiful work! :thumbsup:


tjswarbrick said:
D25C rides in my pocket most of the time for a number of reasons
qAPfHE7.png

congrats on the very nice selection


these are my favorite High CRI lights, all modded to 219b 4500k:
zQiLUGYl.jpg



there is a new High CRI light on my radar, the Lumintop FWAA
choice of three High CRI options:
zeroair said:
Im barely resisting.. claiming to be waiting for the titanium version
 
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tjswarbrick

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beautiful work! :thumbsup:




congrats on the very nice selection


these are my favorite High CRI lights, all modded to 219b 4500k:



there is a new High CRI light on my radar, the Lumintop FWAA
choice of three High CRI options:

Im barely resisting.. claiming to be waiting for the titanium version

From the freeme release page:


  • Emitter: 3 CREE XP-G3 (6500K) / Nichia 219C (3000K/4000K/5000K@70CRI) / SST20 (4000K) LED

Is the 5000k CRI-70 but the other 219C's Hi-CRI?
Is the SST20 4000k the CRI-95 version?
I don't see it on the LuminTop site yet.
FW3A doesn't seem to specify there, either.
Time will tell, I suppose.
 
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