# OPTSAT 3000 satellite bus
*bus . products*

IAI lightweight electro-optical observation satellite platform with high maneuverability and multispectral optical payload heritage; EROS-C3 is reported by ImageSat filings as an EROS C3 satellite purchase from IAI and by public references as based on OPTSAT-3000.

## Specifications
- **product status**: operational
- **deployment context**: orbital
- **manufacturer**: israel-aerospace-industries
- **bus**: {"platform_class":"mini"}
- **entity type**: bus
- **last verified date**: 2026-06-26
- **verified by**: agency-doc
- **claim status**: agency-sourced
- **provider**: israel-aerospace-industries
- **attributes**: {"kind":"bus","product_status":"operational","deployment_context":"orbital","manufacturer":"israel-aerospace-industries","description":"IAI lightweight electro-optical observation satellite platform with high maneuverability and multispectral optical payload heritage; EROS-C3 is reported by ImageSat filings as an EROS C3 satellite purchase from IAI and by public references as based on OPTSAT-3000.","bus":"{\"platform_class\":\"mini\"}"}
- **relevance**: in-scope

## Editorial
OPTSAT 3000 is a lightweight electro-optical observation satellite platform associated with the 368 kg Italian Ministry of Defense high-resolution imaging satellite launched on Vega VV10.[^esa-vega-vv10] The 368 kg spacecraft mass places this application in the mini platform class.[^esa-vega-vv10] Detailed bus-family capacity, payload accommodation, and subsystem envelope figures remain unspecified for this platform application.

## Compositional position
- eros-c3 (missions) --[mission_buses]--> OPTSAT 3000 satellite bus

## Sources
- [esa-vega-vv10] | Vega lofts two satellites on second launch this year, ESA | https://www.esa.int/Enabling_Support/Space_Transportation/Vega_lofts_two_satellites_on_second_launch_this_year | tier=agency-doc | accessed=2026-06-26 | author=ESA
- [spaceflight101-optsat] | OPTSAT-3000, Spaceflight101 | https://spaceflight101.com/vega-vv10/optsat-3000/ | tier=community | accessed=2026-06-26 | author=Spaceflight101
  Used as non-authoritative cross-check for platform heritage.

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Source: https://eo-atlas.org/products/bus/optsat-3000
Maintainer: SpectraWorks B.V. (CC-BY 4.0)