Product

Lens Module

B30 Lens Module

The B30 module is a compact lens module. It features a lightweight design and is ideal for the development of smart glasses that can be worn for extended periods of time, thanks to its 22-degree field of view (FOV) and low power consumption.

Parameter Specification Remark
Lens Type PinTILT™, PinMR™ LetinAR’s Lens Module
Display Sony ECX336-CN  
Left / Right Left / Right FPCB Orientation Difference
Weight 5.3g Monocular Module
Resolution 640 x 400 p  
FOV 22˚ Diagonal, 18.7˚(H) x 12.0˚(V)
Color RGB  
Transmission > 65 %  
Luminance Max 700 nit Light Efficiency 14%
Contrast > 1,000:1  
Frame rate 60Hz  
Eye Box 3.5(V)x8(H) mm  
Eye Relief 18 mm  
Virtual Image Distance 2 m  
Power consumption 135mW  
Connector Molex 504070-5191 Recommended Connector

* Some details may be subject to change prior to the product launch

Glasses

T-Glasses (B30 EV-Kit)

T-Glasses is an EV-Kit in the form of glasses that utilizes the B30 lens module produced through standardized processes. It has been in high demand and sold out quickly to over 14 global companies in the past year. With limited stock remaining, we urge you to act swiftly to secure your order!

Parameter Specification Remark
Lens Type PinTILT™, PinMR™ LetinAR’s lens module
Weight 53 g Wire excluded
Monocular / Binocular Binocular 100% overlap
Resolution Mirroring 640 x 400 p  
Stereo 1280 x 400 p 640 x 400 p x 2
FOV 22˚ Diagonal, 18.7˚(H) x 12.0˚(V)
Color RGB  
Transmission > 65 %  
Luminance Level 5 Levels in Level 5 (Max) 700 nits
Luminance 250 nits 1,800nit @ display panel
Contrast > 1,000:1  
Frame rate 60Hz  
IPD Range Large: 67.5mm 62.5 - 72.5 mm  
Small: 62.5mm 57.5 - 67.5 mm  
Eye Relief 18 mm  
Virtual Image Distance 2 m Convergence distance
Computing Device PC, Smartphone Windows, Android apps provided
Power consumption 1,000 mW Luminance Level 3, in Level 5 (Max) 1,100mW
Connector USB type C DP output / USB input / Power
Sensor None  
Audio None  

* Some details may be subject to change prior to the product launch

Lens Module

B40 Lens Module

The B40 module is the successor to the previous version, the B30 module. It is ideal for developing wide-angle smart glasses with a wide field of view of 45 degrees, low power consumption, and a lightweight design.

Parameter Specification Remark
Lens Type PinTILT™, PinMR™ LetinAR’s lens module
Display Sony ECX348ENA  
Left / Right Left / Right  
Weight 12.7g Monocular module
Resolution 1920 x 1080 p  
FOV 45˚ 40˚(H) x 21˚(V)
Color RGB  
Transmission > 65 %  
Luminance Max 600 nit light efficiency 12%
Contrast > 1,000:1  
Frame rate 60Hz  
Eye Box 4(V)x8(H) mm  
Eye Relief 18 mm  
Virtual Image Distance 2 m  
Power consumption 569mW 3,500cd/m2, 120Hz
Connector Molex 504070-5191 Recommended Connector

* The reported optical performance values are self-evaluated by LetinAR

Glasses

KeplAR (B40 EV-Kit)

KeplAR is an EV-Kit in the form of glasses that incorporates the B40 module. It offers a wide field of view of 45 degrees. With low power consumption and a lightweight design, it is suitable for developing applications in everyday and industrial environments. It is scheduled for release by the end of 2023.

Parameter Specification Remark
Lens Type PinTILT™, PinMR™ LetinAR’s lens module
Monocular / Binocular Binocular  
Resolution Mirroring 1920 x 1080 p  
Stereo 3840 x 1080 p 1920 x 1080 p x 2
FOV 45˚ 40˚(H) x 21˚(V)
Color RGB  
Transmission > 65 %  
Luminance Level 5 Levels in Level 5 (Max) 600 nits
Luminance 600 nits  
Contrast > 1,000:1  
Frame rate 60Hz  
IPD Range Large: 68mm 63 - 73 mm  
Small: 58mm 58 - 63 mm  
Eye Relief 18 mm  
Virtual Image Distance 1 m  
Computing Device PC, Smartphone Windows, Android apps provided
Connector USB type C DP output / USB input / Power
Sensor Attachable (POGO Pin)  
Audio Attachable (POGO Pin)  
POGO Pin Attachable Custom Module (Camera, Sensor, Audio)

* The reported optical performance values are self-evaluated by LetinAR

Lens Module

B41 Lens Module

The B41 module is a variation of the B40 module that does not use a pin mirror. It enhances optical uniformity and provides a cleaner field of view. It is scheduled for release in late 2024.

Parameter Specification Remark
Lens Type PinTILT™, Half Mirror LetinAR’s lens module
Display Sony ECX348ENA  
Left / Right Left / Right  
Weight 12.7g Monocular module
Resolution 1920 x 1080 p  
FOV 45˚ 40˚(H) x 21˚(V)
Color RGB  
Transmission -  
Luminance -  
Contrast > 1,000:1  
Frame rate 60Hz  
Eye Box 4(V)x8(H) mm  
Eye Relief 18 mm  
Virtual Image Distance 2 m  
Power consumption 569mW 3,500cd/m2, 120Hz
Connector Molex 504070-5191 Recommended Connector

* The reported optical performance values are self-evaluated by LetinAR

Glasses

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