Indian Army to Buy Clip on Night Sight for Assault Rifles

The Indian Army has issued a Request for Information (RFI) for procuring Clip on Night Sight for Special Forces.

With the view to identify probable vendors who can undertake the said project, OEMs/ Vendors are requested to forward information on the product which they can offer.

Notably, the Army seeks Clip on Night Sight for Assault Rifles with latest technology parameters so that the soldier can engage targets at maximum effective range using 7.62 x 51mm, 7.62 x 39mm & 5.56 x 45mm Assault Rifle effectively.

The tentative date of issue of RFP / tender is June/July 2024. Also, the Total quantity required is approximately 2165 Night Sight.

Further, the procurement is planned to be procured in a phased manner, the desired quantity should be delivered within six (06) months to twenty-four months (24) from the day of signing of the contract.

The vendors should confirm if they can deliver requisite quantity of Night Sight within the stipulated timeframe.

Noteworthy, the broad characteristics of Clip on Night Sight sought by Indian Army are as given below: –

(a) Technology. Uncooled Thermal Imaging with minimum FPA: 640 x 480. Pitch less than or equal to 12 microns.

(b) Reticle Pattern. The sight should have suitable reticule pattern to facilitate accurate engagement of target with 7.62x51mm or 7.62x39mm or 5.56 x 45mm Assault Rifle up to their effective ranges of 500m and 400m & 300m respectively.

(c) ‘Clip On’ Night Sight. The Night Sight offered should be a ‘clip on’ sight and it should facilitate engagement of targets at night or under poor visibility conditions when used in tandem with telescopic sights providing magnification upto 4X. ‘Clip On’ Night Sight should not require calibration every time it is dismounted and remounted on the Assault Rif.

(d) Mounting. The Night Sight should be capable of being mounted on Military Standard 1913 compliant Picatinny Rail.

(e) Detection Range. Detection of a moving human target at minimum 800m.

(f) Recognition Range. Recognition of a human target at minimum 300m.

(g) Weight. Minimum weight of Sight including Picatinny mount should be less than 500 gms.

(h) Polarity & Display. It should have micro display monochrome. It should have colour OLED display. It should be able to display, usage status of the night sight in terms of no of hours used since induction.

(j) Electronic Zoom. Minimum 1X up to 4X.

(k) Startup Time. It should not be more than 10 seconds.

(l) Weapon Picatinny Mount.

(i) It should feature a quick detach (QD) single lever lock mount to attach/ detach on the picatinny rail.

(ii) The weight of the picatinny mount should not be more than 60 grams.

(m) Clip On Capability.

(i) Should work with existing Day scopes of 1X-5X magnification.

(ii) In Clip on mode the sight should be auto zeroed in front of the day scope.

(iii) Optical axis of the sight should not be higher than the alignment of the day scope.

(n) Focus Range. Minimum 0.4 Meter to infinity.

(o) External Video Interface. It should feature an external video port such that the video at a minimum frame rate of 25 fps can be connected with wired media to a display compatible with PAL video system.

(p) Battery Status Indicator. System should display battery status real time on its screen with low battery indication.

(q) Ruggedness.

(i) System should be ruggedized as per relevant portions of JSS-5855-11-2019 (first Revision) in respect of High & Low temperature, humidity, shock vibration and bump supported by National/ International accredited lab certificated and provided with a ruggedized container for transportation.

(ii) It should be made of aircraft grade aluminium or similar material.

(r) Electrical/ Batteries. Should be supplied with a commercially available rechargeable Li-ion or equivalent battery with an AC/DC battery charger.

(s) Battery Efficiency. The sight should remain fully operational on single/ set of cell/ battery for not less than four hours at 270C (+2 0C).

(t) Laser Pointer. It should provide laser aiming pointer both NIR and visible.

(u) Non-Uniformity Correction (NUC). Sight should have manual & automatic feature in it.

(v) Minimum Resolvable Temperature Difference. To be specified by the OEM

(w) Reverse Polarity Protection. Should have Reverse Polarity Protection.

(x) Operation and Maintenance.

(i) Operational Temperature. Minimum -200C to -100C and Maximum 400C to 450C.

(ii) Storage Temperature. Minimum -350C to Maximum +550C.

(y) Service Life. Minimum service life of 10,000 hours of operation or 12 years whichever is earlier.

(z) Environmental Standards. As per relevant standards of JSS-5855-11-2019 (first Revision).

(aa) BITE. Should have Built in Test Equipment (BITE) feature.

Source: To know more details of this RFI click