| Instrument | Status/
Accuracy | Instrument Description | Measurement Technology | Timeline |
CZI
Coastal Zone Imager | Operational
| Imagery of coastal regions - estuaries, tidal regions, etc. | Multi-purpose imaging Vis/IR radiometer |  |
HSI-2 (HJ-2A)
Hyper Spectrum Imager 2 | Operational
| Hyperspectral measurements for environment and disaster management operations. | Multi-purpose imaging Vis/IR radiometer | |
MERSI
Medium Resolution Spectral Imager | Operational
| Measurement of vegetation indexes and ocean colour. | Multi-purpose imaging Vis/IR radiometer | |
MERSI-2
Improved Medium Resolution Spectral Imager | Operational
| Measurement of vegetation indexes and ocean colour. | Multi-purpose imaging Vis/IR radiometer | |
MERSI-LL
Medium Resolution Spectral Imager - Low-Light | Operational
| Measurement of vegetation indexes and ocean colour. | Multi-purpose imaging Vis/IR radiometer | |
MODIS
MODerate-Resolution Imaging Spectroradiometer | Operational
| Data on biological and physical processes on the surface of the Earth and in the lower atmosphere, and on global dynamics. Surface temperatures of land and ocean, chlorophyll fluorescence, land cover measurements, cloud cover (day and night). | n/a | |
OCM (Oceansat-2)
Ocean Colour Monitor (Oceansat-2) | Operational
| Ocean colour data, Estimation of phytoplankton concentration, identification of potential fishing zones, assessment of primary productivity. | n/a | |
OLCI
Ocean and Land Colour Imager | Operational
| Marine and land services. | n/a | |
SGLI
Second-generation Global Imager | Operational
+/-100 % | Medium resolution multi-spectral imaging of land, ocean and atmosphere. SGLI-VNR is an optical sensor capable of multi-channel nadir observation at wavelengths from near-UV to NIR and forward or backward polarization observation at red and near infrared wavelengths (Push-broom scanning). SGLI-IRS is an optical sensor capable of multi-channel nadir observation at wavelengths from SWIR to TIR wavelengths (Cross-track scanning). | n/a | |
GLIMR Instrument
Geosynchronous Littoral Imaging and Monitoring Radiometer (GLIMR) | Being developed
| GLIMR will make observations of rapidly evolving phytoplankton dynamics and hazards such as Harmful Algal Blooms (HABs) and oil spills in the Gulf of Mexico and other selected coastal regions of North and South America | Multi-purpose imaging Vis/IR radiometer | |
MERSI-3
Improved Medium Resolution Spectral Imager - 3 | Approved
| Measurement of vegetation indexes and ocean colour. | Multi-purpose imaging Vis/IR radiometer | |
VIS-NIR
Multi-spectral Optical Camera - Visible & Near Infrared | Approved
| Ocean Colour - Open ocean, coastal & in-land waters. | n/a | |
MERSI-S
Improved Medium Resolution Spectral Imager - Simplified | Proposed
| Measurement of vegetation indexes and ocean colour. | Multi-purpose imaging Vis/IR radiometer | |