Cord length is about 45CMÂ
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The optical endstop is a reliable endstop / switch solution for any type of 3D printers and other CNC and/ or 3D tools. Â Â
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 Our product is based on the original design found here http://www.instructables.com/id/Improved-Optical-End-Stop/ and is an improvement of Gen7 Endstop (OptoEndstop 2.1)
 The kit includes:
  1 optical endstop using TCST2103 Photo-interrupter,
  1 connecting cable with 3 pins 80 cm lengthÂ
  The kit does not include:
  -mouting screws
  – plastic case etc
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Optical switches are a reliable stop/switch solution for any type of 3D printer/CNC/3D tool .
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It is an improved version of the seventh-generation switch (2.1 OptoEndstop), which we designed based on the following principles:
http://www.instructables.com/id/Improved-Optical-End-Stop/Â
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This kit includes:
1) An optical switch TCST2103 photointerrupter,
2) A 3-pin 50cm long connecting cable
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This kit does not include:
Mounting screws   Â
Plastic casing, etc.
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tips: Under normal circumstances, the system needs to be equipped with at least 3 optical switches.
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Advantages: Designed using the principle of optical transmission, no loss, no noise, longer service life, up to more than 100,000 times.
Disadvantages: Users need to choose suitable accessories for installation and fixation according to the actual situation.
