COMMANDER SIGHT TKN-4S FOR T90 S
 
TECHNICAL DETAILS
Technical details of TKN – 4S system are as under: -
(a) Model of sight : TKN – 4S
(b) Type : Combination type; electron-optical,    periscope, sighting and vision
(c) Distance of identification of tank target (side view) on open ground under night conditions in passive mode (at ambient skylight intensity of 4±1 x 10-3 lux : 700 m minimum
(d) Visibility range in daytime from stationary position at meteorological visibility range of not less than 10,000 m and target contrast of 0.5 m : 4000 m minumum
(e) Fields of view
   
(i) High power magnification system
(ii) Night system 7°40’
(f) Viewing arc over X1 magnification day system : 47°
(g) Magnification    

(i) X1 magnification day system 1
(ii) High power magnification day system 7.6
(iii) Night system 5.2
(h) Periscopic Height : 250 mm
(i) Mass : 35 Kg
(j) IR Source : Searchlight OU-3GA2M with IR light filter
(k) Mass of IR light : 5.85 Kg.
 
Contact :

Marketing & Export Division
Ordnance Factory Board
Ayudh Bhawan
Government of India
Ministry of Defence
10A, S. K. Bose Road, Kolkata – 700 001, India.

Tel: 0091-33-2248 9027 / 2248 2103 / 2248 5077-80
Fax : 0091-33-2248 1748/2210 8235
Mail : ofbtrade@dataone.in
www.ofb.gov.in