Sensaprobe with Built-In Camera

Sensaprobe™ with Built-In Camera

Spectral Evolution – NIR

Real-Time Visual Targeting for Reliable Field Data

The Sensaprobe wirelessly connects to Spectral Evolution spectroradiometers using Bluetooth, enabling full system control from a tablet attached directly to the device.

A mobile-friendly edition of Spectral Evolution’s DARWin™ data collection software presents live spectral readouts alongside a real-time video stream from the Sensaprobe’s integrated camera, supporting precise target alignment.

This workflow allows operators to verify the sensor’s field of view and accurately define target boundaries prior to initiating a scan.

Compatible with all Spectral Evolution Spectroradiometers

Key Applications for Sensaprobe™

• Mineral unmixing
• Soil identification
• Vegetation studies
• Materials identification
• Microbial diversity research

Speak to PAS for expert guidance about the Spectral Evolution Sensaprobe.

Sensaprobe™ Features:

Rapid-detach fiber-optic mounting system
Integrated inclinometer that records tilt angle and embeds accurate orientation metadata with every scan
Onboard camera delivering a live video stream with automated photo capture
Laser rangefinding module for precise distance measurement and field-of-view computation
Scan initiation via trigger control for efficient field operation
Dedicated tablet mount enabling simplified workflow and real-time viewing of targets and scan data

CalibraSpec 6500A

Spectral Evolution – NIR

Ultimate Stability and Spectral Resolution

The CalibraSpec 6500A spectroradiometer from Spectral Evolution delivers unmatched accuracy in a portable design. It provides exceptional spectral resolution, making it ideal for applications that require precise identification of spectral features.

Equipped with fully thermoelectrically cooled photodiode arrays, the CalibraSpec 6500A is engineered for reliable accuracy, stability, and repeatable measurements.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	1.5nm @ 700nm 3nm @ 1500nm 3.8nm @ 2100nm
Sampling Bandwidth (nm)	Data output in 1nm increments; 2151 channels reported
Spectrometer Type	3 Diffraction Gratings
Detector(s)	1024-element UV-enhanced TE-cooled Si Array 512-element TE-cooled InGaAs array 512-element TE-cooled extended InGaAs array
Calibration	Factory calibrated for radiance and/or irradiance using NIST traceable source (depending upon optics selection)
Noise Equivalence Radiance W/cm2/nm/sr (1.2m fiber optic)	0.4×10^-9 @ 400nm 0.2×10^-9 @ 1500nm 2.0×10^-9 @ 2100nm
Stray Light	≤0.1%; VNIR: <0.03%; SWIR<0.02%
Software Included	DARWin™ SP Data Acquisition
Power	12V, 33W
Dimensions	12.4″x 8.7″x 4.4″
Weight	12.64 lbs
Interface	USB, Wireless Connection
Integration Time	1 – 1000 ms
Match Radiance	VNIR: 10 x Solar; SWIR: 2 x Solar
Wavelength Reproducibility (nm)	0.1
Wavelength Accuracy (nm)	0.5
Automatic Exposure	✅
Shutter for Dark Scans	✅
TTL & Phototriggering for pulsed measurement	No

Key Applications for CalibraSpec 6500A

• Mineral unmixing
• Soil identification
• Vegetation studies
• Materials identification
• Microbial diversity research

Speak to PAS for expert guidance about the Spectral Evolution CalibraSpec 6500A.

CalibraSpec 6500A Features:

Maintains drift stability of 0.1% for highly accurate long-term measurements of integrating spheres and light sources.
Built-in temperature controller keeps the instrument housing stable, reducing warm-up time.
All detector temperatures are displayed in DARWin™ SP software for real-time monitoring.
Automatic detector integration and dark current correction ensure an exceptional signal-to-noise ratio.
High-transmission fiber optic cables are radiometrically calibrated to NIST standards.
Optional radiometrically calibrated accessories, including lenses and cosine receptors, are available.

CalibraSpec 4500A

Spectral Evolution – NIR

Ultimate Stability in Radiometric Calibration Transfer Calibration Transfer

The CalibraSpec 4500A spectroradiometer from Spectral Evolution delivers exceptional stability and precision for a wide range of spectral measurement applications.

Equipped with fully thermoelectrically cooled photodiode arrays, it is specifically designed to meet the demanding requirements of calibration transfer workflows.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution (FWHM)	3nm @ 350-1000nm 8nm @ 1500nm 6nm @ 2100nm
Sampling Bandwidth (nm)	Data output in 1nm increments; 2151 channels reported
Spectrometer Type	3 Diffraction Gratings
Detector(s)	512-element UV-enhanced TE-cooled Si Array Two 256-element TE-cooled extended InGaAs arrays
Calibration	Factory calibrated for radiance and/or irradiance using NIST traceable source (depending upon optics selection)
Noise Equivalence Radiance W/cm2/nm/sr (1.2m fiber optic)	0.2×10^-9 @ 400nm 0.2×10^-9 @ 700nm 0.9×10^-9 @ 900nm 1.2×10^-9 @ 1500nm 1.8×10^-9 @ 2100nm
Stray Light	≤0.1%; VNIR: <0.03%; SWIR<0.02%
Software Included	DARWin™ SP Data Acquisition
Power	7.5V, 30W
Dimensions	12.4″x 8.7″x 4.4″
Weight	12.64 lbs
Interface	USB, Wireless Connection
Integration Time	1 – 1000 ms
Match Radiance	VNIR: 10 x Solar; SWIR: 2 x Solar
Wavelength Reproducibility (nm)	0.1
Wavelength Accuracy (nm)	0.5
Automatic Exposure	✅
Shutter for Dark Scans	✅
TTL & Phototriggering for pulsed measurement	No

Key Applications for CalibraSpec 4500A

Solar radiance and irradiance measurements
Solar simulator test and classification
LED, laser, light source metrology
Radiometric calibration transfer
Remote sensing applications

Speak to PAS for expert guidance about the Spectral Evolution CalibraSpec 4500A.

CalibraSpec 4500A Features:

Maintains drift stability of 0.1% for highly accurate long-term measurements of integrating spheres and light sources.
Built-in temperature controller keeps the instrument housing stable, reducing warm-up time.
All detector temperatures are displayed in DARWin™ SP software for real-time monitoring.
Automatic detector integration and dark current correction ensure an exceptional signal-to-noise ratio.
High-transmission fiber optic cables are radiometrically calibrated to NIST standards.
Optional radiometrically calibrated accessories, including lenses and cosine receptors, are available.

PSR-1100f

Spectral Evolution – NIR

Smart, Lightweight, Full Featured

Designed for portability, the PSR-1100f is an entry-level spectroradiometer ideal for field applications. Weighing under 4 lbs, it features a shoulder strap and battery operation, allowing you to stay focused on your fiber and sample collection without added distractions.

The PSR-1100f is equipped with a rugged, removable fiber optic cable and supports a broad selection of optional field-of-view lenses and irradiance diffusers.

Despite its compact size, the instrument includes onboard storage that can capture up to 2,500 scans, eliminating the need to carry a laptop or tablet into the field.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	320-1100nm
Spectral Resolution	3.0nm@600nm
Spectral Sampling Bandwidth (nm)	Data output in 1nm increments; 781 channels reported
Detector(s)	512-element Si Array
Calibration	Spectral and radiometric calibration for radiance/irradiance measurements using NIST traceable sources.
Noise Equivalence Radiance W/cm2/nm/sr (1.2m fiber optic)	0.8×10^-9 @ 700nm
Software Included	DARWin™ SP Data Acquisition
Power (volts/watts)	7.5v, 2.5w
Dimensions (in/mm)	7 x 3.3 x 5.8 (in) 177.8 x 82.5 x 147.3 (mm)
Weight (lbs/kg)	4 lbs \| 1.8 kg
Interface	USB, Wireless Connection
Minimum Scan Speed	100ms
Wavelength Reproducibility (nm)	0.1nm
Wavelength Accuracy (nm)	±0.5nm bandwidth
Automatic Data	Data Optimization \| One Touch Operation \| Automatic Exposure \| Detector Integration \| Dark Current Correction
Input	1m fiber optic (25° field of view); optional fore optics and optional longer fiber optic cables available
Operational temperature range (°C)	0 to 40 degrees
Maximum Radiance	VNIR 2x Solar \| SWIR 10x Solar

Key Applications for PSR-1100f

Vegetation Studies
Soil Analysis
Crop Health
Agricultural Research
Plant Science
Biomass Research
Leaf Chlorophyll Content
Water Body Studies
Climate Studies
Environmental Research
Nitrogen Level Measurements
Forest Canopy Studies
Ecological Research
Ice and Glacier Research

Speak to PAS for expert guidance about the Spectral Evolution PSR-1100f.

PSR-1100f Features:

320-1100nm spectral range
3nm resolution
Removable/replaceable fiber optic cable with FC connection
Rugged anodized aluminum construction
Keypad & LCD display
Internal memory stores 2500 scans without a computer
Auto exposure & auto dark shutter
Snap-in lithium-ion rechargeable battery
Wireless interface
Shoulder strap for easy mobility

NaturaSpec Ultra

Spectral Evolution – NIR

Identify minerals in the field

The NaturaSpec™ Ultra spectroradiometer delivers the highest spectral resolution available in a field instrument. It allows researchers to validate and calibrate even the most advanced hyperspectral cameras and satellites on-site, bringing laboratory-quality data directly into the field.

Ideal for building high-resolution spectral libraries, the NaturaSpec Ultra sets a new standard for precision in spectral analysis.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	1.5nm@700nm 3nm@1500nm 3.8nm@2100nm
Spectral Sampling Bandwidth (nm)	Data output in 1nm increments; 2151 channels reported
Detector(s)	1024-element UV-enhanced Si Array 512-element TE-cooled InGaAs Array 512-element extended TE-cooled InGaAs Arrays
Calibration	Spectral and radiometric calibration for radiance/irradiance measurements using NIST traceable sources.
Noise Equivalence Radiance	0.4×10^-9 @ 400nm 0.2×10^-9 @ 1500nm 4.0×10^-9 @ 2100nm
Software Included	DARWin Data Aquisition
Power (volts \| watts)	12v \| 33w
Dimensions (in \| mm)	12.4 x 8.7 x 4.4 (in) 314.9 x 220.9 x 111.7 (mm)
Weight (lbs \| kg)	12 lbs \| 5.5 kg
Interface	USB, Wireless Connection
Minimum Scan Speed	100ms
Wavelength Reproducibility (nm)	0.1nm
Wavelength Accuracy (nm)	±0.5nm bandwidth
Automatic Data	Data Optimization \| One Touch Operation \| Automatic Exposure \| Detector Integration \| Dark Current Correction
Input	1.5m fiber optic (25° field of view); optional fore optics and optional longer fiber optic cables available
Operational temperature range (°C)	0 to 40 degrees
Maximum Radiance	VNIR 2x Solar \| SWIR 10x Solar

Key Applications for NaturaSpec Ultra

Vegetation studies
Environmental research
Soil analysis, mapping, and profiling
Ground truthing
Geological remote sensing
Solar radiance and irradiance research
Species identification

Speak to PAS for expert guidance about the Spectral Evolution NaturaSpec Ultra.

NaturaSpec Ultra Features:

Full spectral range of 350-2500nm
3 photodiode arrays
No moving parts for greater reliability
Auto-dark current shutter and autoexposure control for one-touch operation
User-replaceable, metal-clad fiber optic cable with SMA-905 input
Lightweight and compact

NaturaSpec Plus

Spectral Evolution – NIR

Identify minerals in the field

The NaturaSpec™ Plus is built for remote-sensing professionals who need complete confidence in their measurements. It removes the guesswork typically involved in determining field of view and aligning targets.

Along with spectral data, the instrument streams live video of what the fiber optic or lens attachment actually sees. Each measurement captures an image of the viewing area, plus angle, distance to the target, and GPS location.

The NaturaSpec™ Plus is the ultimate instrument to build high-resolution libraries and to push the limits of spectral analysis for remote sensing applications.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	2.7nm@700nm 5.5nm@1500nm 5.8nm@2100nm
Spectral Sampling Bandwidth (nm)	Data output in 1nm increments; 2151 channels reported
Detector(s)	1024-element UV-enhanced Si Array 512-element TE-cooled InGaAs Array 512-element extended TE-cooled InGaAs Array
Calibration	Spectral and radiometric calibration for radiance/irradiance measurements using NIST traceable sources.
Noise Equivalence Radiance W/cm2/nm/sr	0.3×10^-9 @ 400nm 0.1×10^-9 @ 1500nm 2.5×10^-9 @ 2100nm
Software Included	DARWin Data Acquisition
Power (volts \| watts)	14.4v \| 28w
Dimensions (in \| mm)	317.5 x 226.1 x 86.4 (mm) 12.5 x 8.9 x 3.4 (in)
Weight (lbs \| kg)	4.5kg \| 9.9lbs (without internal battery) 5kg \| 11lbs (with internal battery)
Interface	USB, Wireless Connection
Minimum Scan Speed	100ms
Wavelength Reproducibility (nm)	0.1nm
Wavelength Accuracy (nm)	±0.5nm bandwidth
Automatic Data	Data Optimization \| One Touch Operation \| Automatic Exposure \| Detector Integration \| Dark Current Correction
Input	1.5m fiber optic (25° field of view); optional fore optics and optional longer fiber optic cables available
Operational temperature range (°C)	0 to 40 degrees
Maximum Radiance	VNIR 2x Solar \| SWIR 10x Solar

Key Applications for NaturaSpec Plus

Vegetation studies
Environmental research
Soil analysis, mapping, and profiling
Ground truthing
Geological remote sensing
Solar radiance and irradiance research
Species identification

Speak to PAS for expert guidance about the Spectral Evolution NaturaSpec Plus.

NaturaSpec Plus Features:

Field Swappable Internal Battery
Smart Power Switch
Quick release fiber optic mount.
Ergonomic grip for comfort and control by increasing support at the palm.
A built-in inclinometer that allows the user to monitor scan angles and notifies the user when they are at nadir, so they know it’s ok to scan.
A built-in camera for real-time targeting and capturing what is being scanned.
Ultrasonic distance sensor measures the distance from the target and automatically shows the viewer the exact target area, accounting for field-of-view.
Trigger activation to start a scan.

RS-3500

RS-3500 Spectroradiometer

Spectral Evolution – NIR

Full range, portable, fiber optic spectroradiometer for remote sensing

This high-resolution, cost-effective spectroradiometer is one of the most adaptable instruments we offer. The RS-3500 combines a 512-element silicon array with dual 256-element extended InGaAs arrays, delivering exceptional resolution across the NIR spectrum.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	2.8nm@700nm 8nm@1500nm 6nm@2100nm
Spectral Sampling Bandwidth (nm)	Data output in 1nm increments; 2151 channels reported
Detector(s)	512-element Si Array Two 256-element TE-cooled InGaAs Arrays
Calibration	Spectral and radiometric calibration for radiance/irradiance measurements using NIST traceable sources.
Noise Equivalence Radiance W/cm2/nm/sr (1.2m fiber optic)	0.8×10^-9 @ 400nm 1.2×10^-9 @ 1500nm 1.8×10^-9 @ 2100nm
Software Included	DARWin™ SP Data Acquisition
Power (volts/watts)	7.5v, 22.5w
Dimensions (in/mm)	8.5 x 12 x 3.5 (in) 215.9 x 304.8 x 88.9 (mm)
Weight (lbs/kg)	7.3 lbs \| 3.3 kg
Interface	USB, Wireless Connection
Minimum Scan Speed	100ms
Wavelength Reproducibility (nm)	0.1nm
Wavelength Accuracy (nm)	±0.5nm bandwidth
Automatic Data	Data Optimization \| One Touch Operation \| Automatic Exposure \| Detector Integration \| Dark Current Correction
Input	1.5m fiber optic (25° field of view); optional fore optics and optional longer fiber optic cables available
Operational temperature range (°C)	0 to 40 degrees
Maximum Radiance	VNIR 2x Solar \| SWIR 10x Solar

Key Applications for RS-3500

• Ground truthing
• Environmental research
• Agricultural analysis
• Ecosystem change
• Forestry & canopy research
• Glacial change & climate studies
• Atmospheric research
• Vicarious satellite sensor validation
• Water body studies
• Plant species identification
• Urban development
• Crop health
• Photosynthesis efficiency
• Irrigation assessment
• Topsoil fertility & erosion risks
• Soil degradation, mapping, & monitoring

Speak to PAS for expert guidance about the Spectral Evolution RS-3500.

RS-3500 Features:

350-2500 nm spectral range
100% diode array optics with no moving parts
Removable/replaceable fiber optic cable
Rugged anodized aluminum construction
Factory calibrated radiance and/or irradiance using NIST traceable source
Auto exposure & auto dark shutter
External Lithium-ion rechargeable battery
Wireless connectivity

oreXpert

Spectral Evolution – NIR

Identify minerals in the field

The oreXpert™ NIR field spectrometer is engineered to deliver exceptional resolution while standing up to the demanding conditions of fieldwork. Its advanced optics make it possible to detect subtle spectral features, improving mineral unmixing and the identification of trace components.

The instrument’s performance is anchored by three high-density, thermoelectrically cooled photodiode arrays, ensuring outstanding stability and ultra-high resolution in every measurement.

The oreXpert™ stands as the highest-resolution field spectrometer available, giving geologists the ability to separate overlapping spectral features and identify critical vectoring minerals in mixed samples.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	1.5nm (350-1000nm) 3nm@1500nm 3.8nm@2100nm
Spectral Sampling Bandwidth (nm)	Data output reported in 1nm increments 2151 channels reported
Si Detector(s)	1024 element Si Array (350-1000nm)
InGaAs Detectors (TE-cooled)	512 element extended wavelength array (1000-1630nm) 512 element extended wavelength array (1630-2500nm)
Dimensions (in/mm)	12.4in x 8.7in x 4.4in 315mm x 221mm x 112mm
Weight (lbs/kg)	13.5lbs (6.1kg)
Communications Interface	USB, Wireless Connection
Minimum Scan Speed	100 milliseconds
Wavelength Reproducibility (nm)	0.1 nm
Wavelength Accuracy (nm)	±0.5 bandwidth
Battery Power	External Lithium Ion \| 12V
Battery Operation	Minimum 3 hour operation

Key Applications for oreXpert

Mapping alteration zones / Vectoring to mineralization / Open-pit mapping / Analyzing outcrops, hand samples, and RC chips / Quickly analyzing drill core samples / Soil degradation, mapping, & monitoring

Speak to PAS for expert guidance about the Spectral Evolution oreXpert.

oreXpert features:

350-2500 nm spectral range
100% diode array optics with no moving parts
Removable/replaceable fiber optic cable
Rugged anodized aluminum construction
Auto exposure & auto dark shutter
Wireless connectivity
High signal-to-noise ratio for better reflectance values
Fast start-up and use, with no optimization step to start scanning or between scans
Collect target data with a single click
Lightweight lithium-ion battery for power in the field

oreXpress

Spectral Evolution – NIR

Identify minerals in the field

The oreXpress™ spectrometer brings the capabilities of a full-range NIR instrument directly to field geologists. It streamlines mineral identification, making the process quicker and more reliable.

Beyond on-site measurements, the oreXpress is also well suited for detailed core-shack logging. In one documented case, using the oreXpress reduced core logging time dramatically—from six hours down to just two.

The oreXpress™ delivers fast, dependable mineral identification and analysis with the resolution professionals expect. It’s a proven, durable spectrometer trusted by hundreds of geologists around the world.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	2.8nm (350-1000nm) 8nm@1500nm 6nm@2100nm
Spectral Sampling Bandwidth (nm)	Data output reported in 1nm increments 2151 channels reported
Si Detector(s)	512 element Si Array (350-1000nm)
InGaAs Detectors (TE-cooled)	256 element extended wavelength array (1000-1900nm) 256 element extended wavelength array (1900-2500nm)
Dimensions (in/mm)	8.5in x 12in x 3.5in 215mm x 305mm x 89mm
Weight (lbs/kg)	7.3lbs (3.3kg)
Communications Interface	USB, Wireless Connection
Minimum Scan Speed	100 milliseconds
Wavelength Reproducibility (nm)	0.1nm
Wavelength Accuracy (nm)	±0.5 bandwidth
Battery	External Lithium Ion \| 7.4V
Battery Operation	Minimum 5 hour operation

Key Applications for oreXpress

Speak to PAS for expert guidance about the Spectral Evolution oreXpress.

oreXpress features:

350-2500 nm spectral range
100% diode array optics with no moving parts
Removable/replaceable fiber optic cable
Rugged anodized aluminum construction
Auto exposure & auto dark shutter
Wireless connectivity
High signal-to-noise ratio for better reflectance values
Fast start-up and use, with no optimization step to start scanning or between scans
Collect target data with a single click
Lightweight lithium-ion battery for power in the field

oreXplorer

Spectral Evolution – NIR

Identify minerals in the field

The oreXplorer is built specifically for demanding field conditions, featuring a durable housing, solid-state optical design with no moving parts, and a tough, metal-sheathed fiber-optic cable that can be easily replaced onsite.

Its streamlined operation includes single-button measurement with automatic dark-current correction and exposure adjustment.

The oreXplorer delivers higher resolution and sensitivity to identify hard-to-unmix minerals. An essential tool for vectoring purposes. The new industry standard for mineral analysis.

Available Accessory:

Sensaprobe™ with Built-In Camera

Specifications

Spectral Range	350-2500nm
Spectral Resolution	2.7nm (350-1000nm) 5.5nm@1500nm 5.8nm@2100nm
Spectral Sampling Bandwidth (nm)	Data output reported in 1nm increments 2151 channels reported
Si Detector(s)	1024 element Si Array (350-1000nm)
InGaAs Detectors (TE-cooled)	512 element extended wavelength array (1000-1630nm) 512 element extended wavelength array (1630-2500nm)
Dimensions (in/mm)	12.4in x 8.7in x 4.4in 315mm x 221mm x 112mm
Weight (lbs/kg)	13.5lbs (6.1kg)
Communications Interface	USB, Wireless Connection
Minimum Scan Speed	100 milliseconds
Wavelength Reproducibility (nm)	0.1 nm
Wavelength Accuracy (nm)	±0.5 bandwidth
Battery	External Lithium Ion \| 7.4V
Battery Operation	Minimum 3 hour operation

Key Applications for oreXplorer

Speak to PAS for expert guidance about the Spectral Evolution oreXplorer.

oreXplorer features:

350-2500 nm spectral range
100% diode array optics with no moving parts
Removable/replaceable fiber optic cable
Rugged anodized aluminum construction
Auto exposure & auto dark shutter
Wireless connectivity
High signal-to-noise ratio for better reflectance values
Fast start-up and use, with no optimization step to start scanning or between scans
Collect target data with a single click
Lightweight lithium-ion battery for power in the field