Tokyo Scope red dot sight OEM

Tokyo Scope is an optics manufacturer in Japan, specializing in OEM reflex red dots. Tokyo Scope OEMs optics for Crimson Trace, Sig Sauer, and Vortex.

Visit Tokyo Scopes’s website: http://to-scope.co.jp/en/about-us/.

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Disclaimer about OEM information

It is difficult to talk about where "optics are made" because they are complex instruments, often with various components coming from different suppliers. For example, raw glass comes from a handful foundries worldwide. Raw glass blanks must be ground into lenses and coatings applied. Then these lens elements must be assembled into optical subsystems (e.g., objective lens assemblies or eye piece lens assemblies). These steps may be performed by a single company or by a series of companies before being sent for assembly into a finished optic. Even when performed by a single company, these steps may occur in different facilities in multiple countries. A similar series of steps are associated with machined parts like main tubes and turret housings, finishes, etchings, small parts, electronics, reticles, etc. This inherent complexity is why I focus on where the final assembly takes place, as this question has a more definitive answer (although even final assembly can be murky).

OEM information provided here should not be taken with 100% authority. I rely on import/export data (e.g., SKUs in shipping manifests), brand websites, published articles, and forum posts by reputable industry insiders. In a few cases, I make inferences from product similarities or by process of elimination. I provide OEM information, when available, to provide insight into the optic industry supply chain.

About the optics database

The optics database contains most firearm optics for sale in North America, including complete offerings of 53 major brands. Features: comprehensive brand coverage, all specs in standard units, FOV at comparison powers, reticle diagrams, user manuals, country of assembly, and OEM factory.

Optic TypeOpticsReticles
Micro reflex RDS7593
Reflex red dot and holographic163212
Magnifier340
Prism scope62135
Fixed-Power5292
FFP3481113
SFP7931827
Total15273472
New 2020221
New 202156

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Tokyo Scope OEM optics


DisplayBrand-LinePriceMagASCMagDESCTypeWeight
 Crimson Trace CTS-1400 Open Reflex for Rifles and Shotguns
Crimson Trace CTS-1400 Open Reflex for Rifles and Shotguns

 Crimson Trace CTS-1400 Open Reflex for Rifles and Shotguns 3.25 MOA dot
Crimson Trace CTS-1400 Open Reflex for Rifles and Shotguns 3.25 MOA dot
Features: Open reflex RDS, 3.25-MOA red dot, Auto-off, CR2032, 1 year (medium), 1 MOA per click, 2in, 3oz, Assembled in Japan by Tokyo Scope, For rifles and shotguns
CRIM-01-A010-1445-020500-A010-1445-02-CRIMA010-1445-02-CRIM-05001445-A0100-02-CRIM-050002-A010-1445-CRIM-05000290
 SIG Romeo3 1x25mm
SIG Romeo3 1x25mm

 SIG Romeo3 1x25mm 3MOA Red Dot
SIG Romeo3 1x25mm 3MOA Red Dot
Features: Open reflex RDS, 3-MOA red dot, NV-modes, Motion-on, Auto-off, Side-loading CR2032, 2.9 years, Always-on-capable, 2in, 2oz, Assembled in Japan by Tokyo Scope
SIG -03-A010-1445-020500-A010-1445-02-SIGA010-1445-02-SIG -05001445-A0100-02-SIG -050002-A010-1445-SIG -05000150
 SIG Sauer Romeo3 Max 1x30mm
SIG Sauer Romeo3 Max 1x30mm

 SIG Sauer Romeo3 Max 1x30mm 3 or 6-MOA dot
SIG Sauer Romeo3 Max 1x30mm 3 or 6-MOA dot
Features: Open reflex RDS, 3 or 6-MOA red dot, NV-modes, Motion-on, Auto-off, Side-loading CR2032, 2.9 years, Always-on-capable, 2in, 2oz, Assembled in Japan by Tokyo Scope, New 2020
SIG -03-A010-1445-020750-A010-1445-02-SIGA010-1445-02-SIG -07501445-A0100-02-SIG -075002-A010-1445-SIG -07500150
 SIG Sauer Romeo3 XL 1x35mm
SIG Sauer Romeo3 XL 1x35mm

 SIG Sauer Romeo3 XL 1x35mm 3 or 6-MOA dot
SIG Sauer Romeo3 XL 1x35mm 3 or 6-MOA dot
Features: Open reflex RDS, 3 or 6-MOA red dot, NV-modes, Motion-on, Auto-off, Side-loading CR2032, 2.9 years, Always-on-capable, 2in, 2oz, Assembled in Japan by Tokyo Scope, New 2020
SIG -03-A010-1445-020750-A010-1445-02-SIGA010-1445-02-SIG -07501445-A0100-02-SIG -075002-A010-1445-SIG -07500150
 Vortex Razor Red Dot
Vortex Razor Red Dot

 Vortex Razor Red Dot 3-MOA Dot
Vortex Razor Red Dot 3-MOA Dot

 Vortex Razor Red Dot 6-MOA Dot
Vortex Razor Red Dot 6-MOA Dot
Features: Micro reflex RDS, 3-MOA red dot, 6-hour Auto-off, Side-loading CR2032, 150 hours to 3 years, 1 MOA per click, Parallax-Free, 1.8in, 1.3oz, Assembled in Japan by Tokyo Scope, C-More mount pattern
VORT-01-A010-1445-010500-A010-1445-01-VORTA010-1445-01-VORT-05001445-A0100-01-VORT-050001-A010-1445-VORT-05000130