Sekonic C-4000 Spectrometer, Black #401-400

Dual-Platform...Remote Control...Ultimate Flexibility...
The Sekonic Spectrometer 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 for the lighting professional.

With its 2.7" color touch screen, Bluetooth enabled wireless communication and compatibility with Apple and Android 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 C-4000 offers standalone basic numeric reading from the meter, wireless remote measurements via the free Sekonic LD App and smartphone/tablet or advanced Sekonic LD paid App offer extensive functions including plot measurements.

Simplified and Clear displayed screen information
Utilizing a color touchscreen display, the C-4000 provides various numerical measurement values such as Lux, Tcp (Color temperature), uv, CRI (Ra), TM-30(Rf, Rg), and CIE 1931 (x, y) in an easy-to-read display panel in the meter. Quick and ease numerical values can be checked and confirmed on-site in addition to graphs, when the optional smartphone/tablet App is connected via Bluetooth to your smartphone or tablet.

Stored measured values in the C-4000 can be displayed in various display graphs including CRI index, TM-30-18, CIE 1931, and other color interruptive illumination languages with the convenience of your smartphone/ tablet. Remote measurements can be made without the risk of the operators, physical shadow corrupting the measurement or for out of reach measuring locations via your smartphone or tablet.

Compact, portable and ergonomic design
Responding to the demands of lighting designers and location technicians/ installers, the C-4000 provides a compact and portable spectrometer, that offers an impressive array of features in an ergonomic design. Two conveniently positioned physical buttons accomplish power on / off and accurate measuring operation. All other settings and mode selections are easily made via the color touch screen. A built-in USB type C connector port, provides designers/technicians quick and easy firmware updates via a connectivity cable to the PC utility providing the latest features, modifications and enhances keeping the C-4000 always at the cutting edge of lighting control.

SEKONIC LD Smartphone App
In addition to the C-4000's ability to take measurements itself, by installing the "SEKONIC LD" standard (included) or advanced (purchased) App on your smartphone/tablet and connecting it to your C-4000 via Bluetooth, you can remotely control the C-4000 Spectrometer. View graphs of stored measurement data, configuration settings and functions remotely and much more on the C-4000 meter via the App. Data, screen shots and images can be shared with offsite designers, engineers, technicians and clients.

C-4000 Meter - Basic numerical display
C-4000 Meter + Basic Sekonic LD Free APP - Wireless Measurements, graphic display, imported meter memorized data all displayed via the App and your smartphone/tablet device
C-4000 Meter + Advanced Sekonic LD Paid App - Everything the free App offers plus plot measurements on lighting layout, add images, notes, GPS locations, date and time to each measurement, create reports in PDF, and generate measured data in CSV plus data share via your smartphone/tablet

Standard App (included version) basic functions
You can remotely control the C-4000 from your smartphone/ tablet. Measured values are instantly displayed in a graph. In remote measurement, the C-4000 becomes a light-receiving sensor during measurement, and the measured values are saved only on the smartphone/tablet.

Memory data import