TTL Converters

Manual Flash Trigger (MFT/SU)
for Sony

Manual Flash Trigger (MFT/S)
for Sony

Manual Flash Trigger (MFT/CN)
for Canon and Nikon

Optical YS Converter/CR
for MDX housing

Optical YS Converter/C2
for MDX housing

Optical YS Converter/N1
for MDX housing

Optical YS Converter/S2
for MDX housing

Manual Flash Trigger (MFT/SU) for Sony

Product No. 50146

A device that converts strobe light emission signals into LED light. The battery level check function reduces the risk of not being able to emit light due to a dead battery.
Only manual flash is supported. Driving time is about 100 hours.

Specifications
[User replaceable battery] (CR1632, coin type lithium battery)
[Continuous standby time] about 100 hours
[Number of possible flashes] 12,000 times
[Operating environment temperature] 1℃-40℃

Optical converter compatible housings also supports the instillation of the MFT.
Sony MDX-αU Series compatible model.
Only strobes that support manual flash can be used.
TTL emission is not possible.

Manual Flash Trigger (MFT/S) for Sony

Product No. 50145

A device that converts strobe light emission signals into LED light. The battery level check function reduces the risk of not being able to emit light due to a dead battery.
Only manual flash is supported. Driving time is about 100 hours.

Specifications
[User replaceable battery] (CR1632, coin type lithium battery)
[Continuous standby time] about 100 hours
[Number of possible flashes] 12,000 times
[Operating environment temperature] 1℃-40℃

Optical converter compatible housings also supports the instillation of the MFT.
Sony MDX-α7IV/MDX-α7III compatible model.
Only strobes that support manual flash can be used.
TTL emission is not possible.

Manual Download

manual_50145_mft_s_manual.pdf

Manual Flash Trigger (MFT/CN) for Canon and Nikon

Product No. 50144

A device that converts strobe light emission signals into LED light. The battery level check function reduces the risk of not being able to emit light due to a dead battery.
Only manual flash is supported. Driving time is about 100 hours.

Specifications
[User replaceable battery] CR1632, coin type lithium battery
[Continuous standby time] about 100 hours
[Can be issued approximately] 12,000 times
[Operating environment temperature] 1℃-40℃

Optical converter compatible housings also supports the instillation of the MFT.
Canon/Nikon compatible model.
Only strobes that support manual flash can be used.
TTL emission is not possible.

Manual Download

manual_50144_mft_cn_manual.pdf

Optical YS Converter/CR for MDX housing

Product No. 50143

Converts the Canon EOS R's TTL signal to a light signal. Therefore, strobes can be fired as quickly as the strobes' recycle time.
Compatilbe strobes: YS-D3 MKII, YS-D3, YS-D2 and YS-D1.

Mechanical specifications are the same as other Optical YS Converters.

Specifications
Sea&Sea Optical Converter Firmware Update for YS-D3

Sea&Sea has now released firmware for updating existing S&S Optical Converts already in the field to enable YS-D3 compatibility.
In order to update existing S&S Optical Converters, please contact your local Sea&Sea Dealer or Sea&Sea Distributor.
Please note that the YS-110α position is utilized on existing Optical Converters for YS-D3 functioning.

The following Optical Converters, shipping from October 2020, are updated for D3 compatibility. Updated Optical Converters are distinguished by a “D3” position.

Note: After completing the update on existing units in the field and all Optical converters shipping after October 2020 will not be compatible with the YS-110αstrobes.

If you have any questions, please contact your local Sea&Sea Distributor.

Compatibility Chart

optical_converter_table.pdf

Optical YS Converter/C2 for MDX housing

Product No. 50142

A compact unit that converts the camera's TTL signal to a light signal. The converter can be mounted on the camera's accessory shoe and can be connected to (a) SEA&SEA strobe(s) with Fiber-Optic Cable(s) (*). TTL and manual modes can be switched by pushing the mode switch on the housing.

* SEA&SEA's Fiber-Optic Cable II must be used with an Optical YS Converter.

［Compatible housings］MDX-7D Mark II、MDX-5D Mark III ver.2 (with Canon EOS 5Ds or 5DsR).

FAQ

Specifications
[Controls] Power ON/Power OFF/TTL mode (indicated by blue lamp)/Manual mode (indicated by green lamp)
* Remaining battery level is indicated by flashing LED lamp.
[Auto Power Off] The converter will automatically power off if the shutter lever or the mode switch is not activated for more than one hour.
* The converter can be re-activated by pressing the mode switch.
[Power Source] 2 x AAA battery (Alkaline: 3.0V / Ni-MH: 2.4V)
[Power Source] (*1) Alkaline: 15 hours / Mi-MH: 12 hours (*2)
[Construction] Aluminum alloy (case)
[Dimensions (WxHxD)] 54.4 x 39.5 x 53.3mm / 2.1 x 1.6 x 2.1 inches (without cable)
[Weight] 54g / 1.9oz.

*1 Operating time depends on the battery brand, temperature and frequency of use.
*2 Operating time tested on 750 mAh batteries.

Sea&Sea Optical Converter Firmware Update for YS-D3

Sea&Sea has now released firmware for updating existing S&S Optical Converts already in the field to enable YS-D3 compatibility.
In order to update existing S&S Optical Converters, please contact your local Sea&Sea Dealer or Sea&Sea Distributor.
Please note that the YS-110α position is utilized on existing Optical Converters for YS-D3 functioning.

The following Optical Converters, shipping from October 2020, are updated for D3 compatibility. Updated Optical Converters are distinguished by a “D3” position.

Note: After completing the update on existing units in the field and all Optical converters shipping after October 2020 will not be compatible with the YS-110αstrobes.

If you have any questions, please contact your local Sea&Sea Distributor

Compatibility Chart

optical_converter_table.pdf

Manual Download

manual_jp_50142_optical_converter_c2.pdf

How to Fit the Optical YS Converter in a Compatible Housing

Optical YS Converter/N1 for MDX housing

Product No. 50126

* SEA&SEA's Fiber-Optic Cable II must be used with an Optical YS Converter.

［Compatible housings］MDX-Z7 MDX-D850 MDX-D810 MDX-D7100 MDX-D500

FAQ

Specifications
[Controls] Power ON/Power OFF/TTL mode (indicated by blue lamp)/Manual mode (indicated by green lamp)
* Remaining battery level is indicated by flashing LED lamp.
[Auto Power Off] The converter will automatically power off if the shutter lever or the mode switch is not activated for more than one hour.
* The converter can be re-activated by pressing the mode switch.
[Power Source] 2 x AAA battery (Alkaline: 3.0V / Ni-MH: 2.4V)
[Power Source] (*1) Alkaline: 15 hours / Mi-MH: 12 hours (*2)
[Construction] Aluminum alloy (case)
[Dimensions (WxHxD)] 54.4 x 39.5 x 53.3mm / 2.1 x 1.6 x 2.1 inches (without cable)
[Weight] 54g / 5.4oz.
(Housing(s) compatible with Optical YS Converter/N1): MDX-D7100

*1 Operating time depends on the battery brand, temperature and frequency of use.
*2 Operating time tested on 750 mAh batteries.

Sea&Sea Optical Converter Firmware Update for YS-D3

Sea&Sea has now released firmware for updating existing S&S Optical Converts already in the field to enable YS-D3 compatibility.
In order to update existing S&S Optical Converters, please contact your local Sea&Sea Dealer or Sea&Sea Distributor.
Please note that the YS-110α position is utilized on existing Optical Converters for YS-D3 functioning.

The following Optical Converters, shipping from October 2020, are updated for D3 compatibility. Updated Optical Converters are distinguished by a “D3” position.

Note: After completing the update on existing units in the field and all Optical converters shipping after October 2020 will not be compatible with the YS-110αstrobes.

If you have any questions, please contact your local Sea&Sea Distributor.

Compatibility Chart

optical_converter_table.pdf

Manual Download

manual_jp_50126_optical_converter_n1.pdf

How to Fit the Optical YS Converter in a Compatible Housing

Optical YS Converter/S2 for MDX housing

Product No. 50151

* SEA&SEA's Fiber-Optic Cable II must be used with an Optical YS Converter.

［Compatible housings］MDX-α7II MDX-α7III MDX-αU