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Applications
- Absolute dosimetry in radiation therapyPhotons and High Energy Electrons.
- Traditional chamber construction for absolute dosimetry in x-rays
- Standard reference detector for reference dosimetry and scientific applications
Features
- Air ionisation chamber
- Chamber with graphite wall, for all applicable radiation conditions
- Non waterproof
- Vented through waterproof sleeve
- Guarded upto 15 mm from base
- Supplied with individual factory
- Calibration certificate and
- User’s guide (Provisional)
Material
- outer electrode Graphite (1.82 g/cm3)
- inner electrode Aluminium (2.70 g/cm3)
- build-up cap for 60Co Delrin (1.42 g/cm3)
Active Dimensions
- volume (nominal) 0.65 cm3
- total active length 23.1 mm
- inner diameter of cylinder 6.2 mm
- wall thickness 0.4 mm
- diameter of inner electrode 1.0 mm
- wall thickness of build-up cap for 60Co 3.9 mm
Cable & Connector
- Connector type: TNC triaxial
- Cable length : 1.40 m
Operational Data
- leakage current : < ± 10 x 10-15A
- sensitivity: 21 x 10-9 C/Gy
- radiation quality (e-): 1.3 MeV – 50 MV
- polarising voltage : + 300 V
- reference point w/o build-up cap : 13 mm from the distal end of the chamber
- reference point with build-up cap for 60Co : 17 mm from the distal end of the build-up cap
Contact Details:
James Marzelo
127, Bussa Udyog Bhavan
T. J. Road, Sewri (West)
Mumbai – 400 015 (India)
Tel : 91 22 24166630
Email: [email protected]
Website: www.rosalina.in
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