Hyper-a hyperspectral absorption instrument
Sequoia
Product overview
Measure absorption by dissolved and suspended material directly in the water. Hyper-a uses an integrating sphere, with internal recording and an external power supply, for optical research and profiling. Its removable neutral-density filter helps users check instrument drift.

Key features
- In-water absorption measurements
- Depth and temperature measurements included
- Internal recording with external power
- Sea-Bird SBE-5P pump included
Technical specifications
| Measured quantity | Absorption coefficient (m⁻¹) |
|---|---|
| Depth rating | 600 m |
| Power input | 9–30 V |
| Data interface | RS-232, 19,200 baud |
| Storage | 1 GB microSD |
| Operating temperature | −3 to 40 °C |
For application advice, compatible accessories and current configuration details, contact Planet Ocean. Specifications depend on the selected model and configuration.
Call or email our team
For help choosing an instrument or discussing your application, get in touch with our team.
Planet Ocean
“It is our mission to provide an energetic, committed and pleasurable experience for our team, customers & supply partners.”

Terry Sloane
Managing Director
Discuss what you need to measure, where your instruments will be deployed and the challenges you face. Our team can help with product selection and experienced application support.
Send us an enquiry
Tell us what you need to measure and where it will be used. We’ll help you explore the options.