HARDWARE / PRODUCTUpdated 24 Jul 2026

Radiation Hard Vidicon LI501-1MK

Glavkosmos
Radiation Hard Vidicon LI501-1MK

The Radiation Hard Vidicon LI501-1MK is a radiation-hardened vidicon camera tube designed for TV cameras operating in high radiation environments up to 5·10^7 rad, featuring magnetic focusing and electrostatic deflection.

Key figurescomparable across the catalogue

Mass
0.018 kg
Design life
4 years
Lead time
2 months

Normalised to common units so this product can be compared with others in its category. The supplier's own wording is below.

As published by the supplier

Purpose
TV cameras in conditions of high radiation up to 5·107 rad.
Year of release
2009
Design life
4 years
Lead time
2 months
Flight qualification of the product
No
Possibility to adapt the product to customer requirements
Yes
Target active area
6.6×8.8 mm
Length
≤90 mm
Mass
≤18 g
Heater voltage
6.3 V
Signal current
≥0.15 μA
Resolution at the center
≥600 TVL
Resolution in the corners
≥550 TVL
Modulation depth at 400 tvl (at the center)
≥55 %
Dark current
≤0.003 μA
Guaranteed life
1000 h

About

The Radiation Hard Vidicon LI501-1MK is a specialized camera tube engineered for use in TV cameras that must operate reliably in conditions of high radiation, specifically up to 5·10^7 rad. This vidicon, released in 2009, has a guaranteed service life of 4 years and an estimated production/delivery time of 2 months. Its target is based on CdSe and it utilizes magnetic focusing and electrostatic deflection. While it does not have flight qualification, there is a possibility to adapt the product to customer requirements. Key performance specifications include a target active area of 6.6×8.8 mm, a maximum length of 90 mm, and a mass of 18 g. It operates with a heater voltage of 6.3 V, produces a signal current of at least 0.15 μA, and boasts a resolution of at least 600 TVL at the center and 550 TVL in the corners. The modulation depth at 400 TVL (at the center) is at least 55%, with a dark current of no more than 0.003 μA. The guaranteed operational life is 1000 hours.

Documentation

No public datasheet yet — request the datasheet / ICD from the supplier.

Source: trade.glavkosmos.com ↗

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