SKU: 401-710
Sekonic Spectrometer C-7000
$2,300.00
Sekonic C-4000 SPECTROMETER
SKU: 401-400 | Free U.S. shipping on orders over $100!
$1,199.00
- Measuring Color Temperature from 1,600K to 40,000K
- Provides Light Quality information such as Ra, Δuv, Lux/fc, TM-30-18 (Rf, Rg), Chromaticity coordinates (x,y) and more
- Dual platform versatility- The C-4000 can be used not only as a basic standalone product, but also for wireless remote measurements via the SEKONIC LD App.
- Compact, portable and ergonomic design
- USB-C connectivity for update firmware via Utility Software
Overview
C-4000 combines precision light measuring technology, renowned in the industry with the flexibility and convenience of smartphone technology. Designed specifically for the lighting designer and field technician in mind, the C-4000
Spectrometer offers a compact, lightweight, sophisticated, and affordable solution, truly the dream tool for lighting designers.
With its 2.7” color touch screen, Bluetooth® enabled wireless communication and compatibility with Apple® and AndroidTM smartphone/tablet, the C- 4000 offers the most flexible and real time on-location data sharing than any other system in the market today.
The measurement screen specializes in basic functions, and displays the values essential for light measurements, such as illuminance, color temperature, Δuv, color rendering properties (CRI, TM-30), and chromaticity coordinates (x, y), allowing you to quickly check the values on site.
With the SEKONIC LD App installed on your smart device, remote measurements are easily achieved via Bluetooth connection. The app allows you to remotely trigger measurements, view numerical values and intuitive graphs of the results, and import stored data from the C-4000 to your smart device.
With its 2.7” color touch screen, Bluetooth® enabled wireless communication and compatibility with Apple® and AndroidTM smartphone/tablet, the C- 4000 offers the most flexible and real time on-location data sharing than any other system in the market today.
The measurement screen specializes in basic functions, and displays the values essential for light measurements, such as illuminance, color temperature, Δuv, color rendering properties (CRI, TM-30), and chromaticity coordinates (x, y), allowing you to quickly check the values on site.
With the SEKONIC LD App installed on your smart device, remote measurements are easily achieved via Bluetooth connection. The app allows you to remotely trigger measurements, view numerical values and intuitive graphs of the results, and import stored data from the C-4000 to your smart device.
Specifications
- Catalog Numbers:
- SKU:
- 401-400
- Family:
- C-4000
- Sensor:
- CMOS linear image sensor
- Measuring System:
- Spectro Meter
Incident light - Measuring Range and Modes:
- Measurement range *1:
- Wavelength: 380nm to 780nm
Illuminance: 5lx to 10,000lx (0.46fc to 929fc)
Color Temperature (Tcp): 1,600K to 40,000K
Color Rendering Properties:- CRI Ra -100.0 to 100.0
- TM-30 Rf 0 to 100, Rg 0 to 200
- Accuracy (Light source A):
- Illuminance: +/-5% +/-1 digit (5 lx to 3,000 lx),
+/- 7.5 % +/- 1 digit (over 3,000 lx)
x,y: +/-0.003 (800lx) - Repeatability (2σ, Light source A)::
- Illuminance: 1 % + 1 digit (30 lx to 10,000 lx), 5 % + 1 digit (5 lx to 29.9 lx)
x, y: 0.001 (500 lx to 10,000 lx)
x, y: 0.002 (100 lx to 499 lx)
x, y: 0.004 (30 lx to 99.9 lx)
x, y: 0.008 (5 lx to 29.9 lx) - Spectral response characteristics (f1):
- 9% or less
- Oblique incident light characteristics (f2):
- 12% or less
- Temperature characteristics:
- Illuminance: +/- 5%
x,y: +/-0.006 (Light source A, 1,000lx) - Humidity characteristics:
- Illuminance: +/- 3%
x,y: +/-0.006 (Light source A, 1,000lx) - Measurement time:
- Max. 15sec, Min. 2sec
- Display value:
- Illuminance (lx/fc), Tcp*2 (K), uv, CRI (Ra), TM-30 (Rf, Rg), Chromaticity coordinates (x, y)
- Other functions:
- Data memory up to 99 items, Auto power-off, Auto dimmer
- Language:
- Selectable from English, French, German, Italian, Spanish, or Japanese
- Physical:
- Operating Temperature:
- 5 deg.C to 35 deg.C, without condensation
- Storage Temperature:
- -10 deg.C to 60 deg.C, 85 % RH or less (at 35 deg.C), without condensation
- Power Source:
- AA battery (1.5V) x 2, USB bus-power
- Interface:
- USB connector (type C), Bluetooth
- Operating humidity:
- 85% or less (at 35 deg.C), without condensation
- Product Weight (lb):
- 0.3
- Product Weight (kg):
- 0.14
- Product Height (in):
- 5.5
- Product Length (in):
- 1.18
- Product Width (in):
- 2.44
- Product Height (cm):
- 14
- Product Length (cm):
- 3
- Product Width (cm):
- 6.2
- _Sekonic Firmware Text:
- c4000
*1: "Under" is displayed when the illuminance is less than 5 lx (0.46 fc) or the Tcp is less than 1,600 K, and "Over" is displayed when the illuminance is over 10,000 lx (929 fc) or the Tcp is over 40,000 K.
*2: Tcp is Température de Couleur Proximale (Correlated Color Temperature).
WHAT'S IN THE BOX
Software
-
MAC OS C-4000 Utility
-
WINDOWS C-4000 Utility
IMPORTANT!:
- 1. Please see the Software Guide for installation.
- 2. Turn off firewalls and anti-virus programs during the installation process.
Version 1.00.00 for MAC (OSX 12 -14)
IMPORTANT!:
- 1. Please see the Software Guide for installation.
- 2. Turn off firewalls and anti-virus programs during the installation process.
Version 1.00.00 for Windows (Windows 10 - 11)
C-4000 Software Guides
App
SEKONIC LD App
Recommended Environment:iOS 16.0 or later / Android OS 11.0 or later
App Versions
Free App
The real magic happens when the C-4000 is connected to the Sekonic LD Free App. Utilizing Bluetooth connectivity along with smartphone or tablet compatible (Apple ® or Android ™), remote-control measurements are transferred to your smart device. View graphs of measurements, import stored data, configure settings and View CIE 1931, Spectrum, CRI and TM-30-18 color rendering properties.
Paid App
With the Sekonic LD upgraded PAID version of the App, a variety of features and functions are available at your fingertips providing a smooth and convenient workflow. From a quick and easy measure and record process to sharable measurement reports on the fly, the Sekonic LD upgrade App compatible with Apple ® or Android ™ smartphones or tablets offers the perfect extension to your C-4000 Spectrometer experience.
Note
Depending on your region, you may not be able to download SEKONIC LD.
Firmware
Sekonic C-4000 SPECTROMETER Firmware
1. To update the firmware of your meter, install the Utility first.
2. Please see the software guide above in the software tab.
3. Press the "Update" button on the main screen of Utility, and follow the instruction.
Manuals
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