GSCI TI-GEAR-C Thermal Clip-On Sight

GSCI TI-GEAR-C: thermal clip-on sight in 7 models with 45 mm to 100 mm objective lenses.

The GSCI TI-GEAR-C is a thermal clip-on sight from GSCI in Canada for military and law enforcement units, which GSCI describes as engineered for professionals who use firearms with daytime optical scopes. It is listed in 7 models with objective lenses from 45 mm to 100 mm, and GSCI states a battery life of up to 7 hours on 2× CR123 batteries.

Key Facts:

• Models: 7 models with 45 mm, 50 mm, 75 mm and 100 mm objective lenses
• Sensor: 384×288 or 640×480 FPA at 17 µm; 640×512 FPA at 12 µm on the TI-GEAR-MR6C
• FPA refresh rate: 9 Hz or 50 Hz/60 Hz
• Pairing to daytime optics: on-rail, via the day scope's thread (M52x0.75) or via a quick release adapter; the two on-scope methods exclude the 100 mm models
• Display and zoom: approx. 15 mm AMOLED colour display, 800×600; digital zoom 2×, 4×
• Battery life: up to 7 hours on 2× CR123 or up to 15 hours with the MVP-240, as stated by GSCI
• Operating temperature: −40 °C to +50 °C
• NSN: 5855-20-014-5294, as listed in the GSCI catalogue

Models and optics:

GSCI lists 7 models of the GSCI TI-GEAR-C with 45 mm, 50 mm, 75 mm and 100 mm objective lenses. The GSCI TI-GEAR-C models are the TI-GEAR-C345 (45 mm objective lens, 384×288 FPA, 17 µm), the TI-GEAR-MR6C (50 mm objective lens, 640×512 FPA, 12 µm), the TI-GEAR-C675 (75 mm objective lens, 640×480 FPA, 17 µm), the TI-GEAR-C3100 (100 mm objective lens, 384×288 FPA, 17 µm) and the TI-GEAR-C6100 (100 mm objective lens, 640×480 FPA, 17 µm). GSCI also lists the TI-GEAR-X3100 and TI-GEAR-X6100 on the GSCI TI-GEAR-C page as 2-IN-1 KIT models with a 100 mm objective lens. GSCI lists an FPA refresh rate of 9 Hz or 50 Hz/60 Hz and 2× and 4× digital zoom for the GSCI TI-GEAR-C.

Pairing, display and power:

GSCI lists three ways to pair the GSCI TI-GEAR-C with daytime optics: on-rail, on-scope direct via the day scope's thread (M52x0.75) and on-scope via a quick release adapter. GSCI notes that the two on-scope methods of the GSCI TI-GEAR-C exclude the 100 mm models, and states that the GSCI TI-GEAR-C deploys without the need for zeroing adjustments. The GSCI TI-GEAR-C shows the image on an approx. 15 mm AMOLED colour display with 800×600 resolution, in monochrome or in one of 8 colour palettes. GSCI lists an adjustable shock sensor for the GSCI TI-GEAR-C, and lists the digital video recorder, compass, inclinometer and gyroscope as options. The GSCI TI-GEAR-C runs on 2× CR123 batteries or on an external source such as the MVP-240 battery pack, and GSCI states a battery life of up to 7 hours on 2× CR123 or up to 15 hours with the MVP-240.

What is included:

MSS Defence supplies the GSCI TI-GEAR-C with at least the product, a manual and a cleaning cloth. GSCI lists these options and accessories for the GSCI TI-GEAR-C: the MTAR-HUD heads-up display, the MVP-240 battery pack, the HMD-800-MOD portable display unit, the QRF-4500 and QRF-1200 laser rangefinders, the CRF-1200A, the TRC120 remote control and the LR-EYEPIECE direct view eyepiece.

Difference from the TI-GEAR-M:

The GSCI TI-GEAR-C is the clip-on sight of the TI-GEAR series for use with daytime optics, and the TI-GEAR-M is the monocular. GSCI lists 7 models of the GSCI TI-GEAR-C with objective lenses from 45 mm to 100 mm, and 16 models of the TI-GEAR-M with lenses from 25 mm to 100 mm. GSCI lists an FPA refresh rate of 9 Hz or 50 Hz/60 Hz for the GSCI TI-GEAR-C and of 9 Hz or 50 Hz for the TI-GEAR-M. GSCI lists "Conversion to Standalone Sight (TI-GEAR-S): Yes" and an adjustable shock sensor for the GSCI TI-GEAR-C, and lists the TI-GEAR-M as helmet-mountable for the 25 mm models and as tripod-mountable.

Manufacturer and supply:

The GSCI TI-GEAR-C is made by GSCI Advanced Photonics, a company active since 1992 that lists ISO 9001:2015 in its catalogue and states that every product is made in Canada. MSS Defence in Maasdijk, the Netherlands, supplies the GSCI TI-GEAR-C Thermal Clip-On Sight on quotation.

Intended use:

GSCI describes the GSCI TI-GEAR-C as a thermal clip-on sight for professionals, used with firearms and daytime optical scopes, and names reconnaissance missions and tactical surveillance operations as applications. The 2026-2027 catalogue of GSCI lists the GSCI TI-GEAR-C as the dedicated clip-on model of its modular tactical systems for dismounted operations, with NSN 5855-20-014-5294. The same catalogue names military and law enforcement units as the users of GSCI systems such as the GSCI TI-GEAR-C.

Frequently Asked Questions.

1. What is the GSCI TI-GEAR-C and who is it for?
   The GSCI TI-GEAR-C is a thermal clip-on sight made by GSCI in Canada for use with firearms and daytime optical scopes. GSCI describes the GSCI TI-GEAR-C as engineered for professionals, and the GSCI catalogue names military and law enforcement units as the users of GSCI systems.
2. Which sensor and lens options does the GSCI TI-GEAR-C have?
   GSCI lists 7 models of the GSCI TI-GEAR-C with 45 mm, 50 mm, 75 mm and 100 mm objective lenses. The GSCI TI-GEAR-C is listed with a 384×288 or 640×480 FPA at 17 µm and, as the TI-GEAR-MR6C, with a 640×512 FPA at 12 µm.
3. How does the GSCI TI-GEAR-C attach to a day scope?
   GSCI lists three ways to pair the GSCI TI-GEAR-C with daytime optics: on-rail, on-scope direct via the day scope's thread (M52x0.75) and on-scope via a quick release adapter. GSCI notes that the two on-scope methods of the GSCI TI-GEAR-C exclude the 100 mm models.
4. Does the GSCI TI-GEAR-C need to be zeroed after mounting?
   GSCI states that the GSCI TI-GEAR-C deploys without the need for zeroing adjustments.
5. How is the GSCI TI-GEAR-C powered and how long does the battery last?
   The GSCI TI-GEAR-C runs on 2× CR123 batteries or on an external source such as the MVP-240 battery pack. GSCI states a battery life of up to 7 hours on 2× CR123 or up to 15 hours with the MVP-240 for the GSCI TI-GEAR-C.
6. Is the GSCI TI-GEAR-C waterproof?
   GSCI states an environmental protection of IP67 minimum for the GSCI TI-GEAR-C; other depth and duration ratings are available on request.
7. What is included with the GSCI TI-GEAR-C?
   MSS Defence supplies the GSCI TI-GEAR-C with at least the product, a manual and a cleaning cloth.
8. What is the difference between the GSCI TI-GEAR-C and the TI-GEAR-M?
   The GSCI TI-GEAR-C is the clip-on sight of the TI-GEAR series for use with daytime optics, and the TI-GEAR-M is the monocular. GSCI lists 7 models of the GSCI TI-GEAR-C with objective lenses from 45 mm to 100 mm and 16 models of the TI-GEAR-M with lenses from 25 mm to 100 mm.
9. Which warranty applies to the GSCI TI-GEAR-C in Europe?
   GSCI states a 7-year warranty on the GSCI-made parts of the GSCI TI-GEAR-C; the thermal sensor (FPA) carries a 1-year warranty from its manufacturer. Both periods run from delivery. GSCI has confirmed that these terms apply to deliveries through MSS Defence in Europe.
10. What is the delivery time of the GSCI TI-GEAR-C at MSS Defence?
    The delivery time of the GSCI TI-GEAR-C at MSS Defence is 2 to 3 weeks. MSS Defence confirms the delivery time of the GSCI TI-GEAR-C in the quotation.