1. Spiral groove
Seiko: first turn the front group to FAR to the end, observe the inside of the front lens barrel, you can see 3 spiral grooves Imitation Seiko: first turn the front group to the FAR to the end, observe the inside of the front lens barrel, only one spiral groove
2. Screw interface
True Seiko: Press down hard to rotate about 330 degrees to the left and right, with a shiny appearance. Imitation Seiko: No rotation, rough appearance.
3. Lens
True Seiko: Glass lens, the color of the first lens, at different angles: yellow, red, violet, darker color, no visible figures and objects can be seen Reflective imitation Seiko: plastic lens, first lens Color, at different angles: pink, light blue, lighter color, visible reflections of people and objects
4. Front lens
True Seiko: A uniform black color Imitation Seiko: There are more white spots and white circles
5. Shell
Seiko: No box at the label attached to the body Imitation Seiko: Box at the label attached to the body
6. Imaging
True Seiko: The contour edge of the image on the monitor is clear, and the image is transparent. Imitation Seiko: The contour edge of the image is smeared, the image is whitish, the center is clear and the periphery is blurred or the center is clear
7. Adjust the lever
Seiko: Use 1 long lever and 1 short lever Imitation Seiko: Use two levers of the same length
8. Front and rear covers
True Seiko: The front label is covered with the "36" number, and the back cover is labeled with the "25.5" number. Imitation Seiko: No number is marked
The Reinforcement Net have a wide scope of application as reinforce the production of industrial farics, mixed laminar , plasticand / or paper composites and for the structural sppport of polyurethane seats for cars, trains and planes, bed mattress, water filter and air filter.
The Plastic Net is made of Polyethylene (PE), polypropylene (PP), has the clear advantage of being ladder-proof and maintain high dimensional stability throughout the extruded bioriented production process.
Reinforcement Net
woven reinforcement net, plastic reinforcement net , Reinforcement Mesh, Anti-Crack Reinforcement Mesh
Hebei TongChan Imp.&Exp.Co., Ltd. , https://www.tongchanmesh.com