Lumu Light Meter 4+

Pro color and flash meter

Lumu d.o.o.

    • 4.0 • 21 Ratings
    • Free
    • Offers In-App Purchases

Screenshots

Description

The light metering tool for every great image maker.

Use the standalone app as a reflective light meter or use it in combination with Lumu Power hardware for professional Flash and Color Temperature measurements.

Lumu Power is an easy-to-use digital incident color and light meter that works seamlessly with the free Lumu app to deliver Color Temperature, Illuminance, Spot, Ambient, and Flash Exposure metering functionality on your iPhone.
A new expression of what a light meter can be, Lumu meets the needs of enthusiasts, professionals, and students who find existing light metering solutions too bulky, expensive, and complicated.

“The Lumu Power is without any doubt the most full featured light meter I have ever owned. It’s tiny, it weighs hardly anything, it manages to offer a feature set that expands way beyond what most will ever need from such a device.” - www.35mmc.com



Key features:

- SPOT METERING: Use your phone’s camera as a reflective light meter.


With Lumu Power:

- PHOTO SINGLE mode: Giving you exact parameters: exposure time, f-number, ISO, EV, lux.
- PHOTO MULTI mode: Calculating average value or contrast between multiple measurements.
- PHOTO PINHOLE mode: Measuring exposure time for custom pinhole camera settings.
- CINE/VIDEO mode: Set FPS, F-number, exposure time and ISO. Get the values for the ambiental light.
- FLASH EXPOSURE: See the graph of flash duration, measure its intensity.
- COLOR TEMPERATURE: Read light Color temperature in Kelvin and Green/Magenta shift.
- CHROMATICITY: See light colour in CIE1931 diagram and get X,Y,Z coordinates.
- ILLUMINANCE mode: showing incident light level in lux / foot-candle values.
- NOTES: Store all your measurements together with geo-location, custom notes and your photo in one place.

+ ND FILTERS, EXPOSURE COMPENSATION and more…

Visit http://lu.mu/ to learn more.

What’s New

Version 3.3.6

Hey Lumunauts,
Thanks for using Lumu Light Meter!

This is just a quick update that fixes a crash when using the app on iOS 12.

As always, any feedback, suggestions or advice can be sent directly to support@lu.mu.

Ratings and Reviews

4.0 out of 5
21 Ratings

21 Ratings

mattmouse ,

My previous issue has been resolved

The previous issue has been resolved and I am now enjoying full functionality with this product & all seems well.

Developer Response ,

Hey mattmouse,
please write to support@lu.mu and we'll resolve/replace your unit as this should not have happened.
With Lumulove,
Jure.

TheBrumReaper ,

Perfect for spot metering

Started using this for metering 4x5 black and white. Using it in spot meter mode to put the darkest parts into zone -2 works brilliantly - just dial in a correction and find the spot you want. And keep an eye on the EV display to judge dynamic range. Allows you to take notes and location with a photo too - perfect.

Thomas elance ,

£300 and you can’t even lock aperture

Seriously they sell this for £300 and in their app you can lock the aperture and have shutter or iso be the variable that change based on the reading that’s so amateur.

I tried to contact their support but it keep forcing me to text a US number for support which I can’t as I am in the U.K.

I will not be using this as this is such a big fault and basic features they missed.

App Privacy

The developer, Lumu d.o.o., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Usage Data

Privacy practices may vary based on, for example, the features you use or your age. Learn More

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