PU resin, also known as polyurethane resin, is widely used in the production of synthetic leather. Synthetic leather, also referred to as faux leather or artificial leather, is a man-made fabric that imitates the appearance and feel of genuine leather. PU resin is a key component in the manufacturing process of synthetic leather, as it provides the material with its durability, flexibility, and water resistance.
The process of producing synthetic leather involves coating a fabric substrate, such as polyester or nylon, with a layer of PU resin. This resin is typically applied in liquid form and then undergoes a curing process to solidify and bond with the fabric. The resulting material has a leather-like texture and appearance.
PU resin offers several advantages for synthetic leather production. It has excellent abrasion resistance, making the synthetic leather more durable and long-lasting. It also provides flexibility, allowing the material to be easily shaped and molded into different forms. Additionally, PU resin offers good water resistance, preventing the synthetic leather from absorbing moisture and becoming damaged.
Moreover, PU resin can be customized to achieve different finishes and textures, such as smooth, grainy, or embossed patterns, depending on the desired aesthetic. It can also be colored in various shades to mimic different types of leather. This versatility makes PU resin a popular choice for synthetic leather manufacturers.
Overall, PU resin plays a crucial role in the production of synthetic leather, providing the material with its desirable qualities of durability, flexibility, and water resistance.
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Outstanding Ergonomic Design
Top Optical & Mechanical Design
Excellent Technology And Quality
SZ 680 series Specifications(0.68X~4.7X.)
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Type
SZ 680
Magnification Range
0.68X~4.7X.
Zoom Ratio
1 : 6.8
Actual Field of Image Space
Φ23mm
Working Distance    Â
110 mm
Stereo Angle        Â
12°
Viewing Angle       Â
35°
Interpupillary Distance Adjustment Â
50 mm to 75 mm
Auxiliary Objective
0.5X
0.75X
1X(Built-in)
1.5X
2X
Working Distance
189mm
122mm
110mm
42mm
36mm
Eyepieces 10X /φ23mm
Magnification
3.4 to 23.5
5.1 to 35.25
6.8 to 47
10.2 to 70.5
13.6 to 94
Actual Field(mm)
67.6 to 9.79
45.1 to 6.52
33.82 to 4.89
22.55 to 3.26
16.91 to 2.45
Eyepieces 15X /φ16mm
Magnification
5.1 to 35.25
7.65 to 52.88
10.2 to 70.5
15.3 to 105.8
20.4 to 141
Actual Field(mm)
47.06 to 6.81
31.37 to 4.53
23.53 to 3.40
15.69 to 2.27
11.76 to 1.70
Eyepieces 20X /φ12mm
Magnification
6.8 to 47
10.2 to 70.5
13.6 to 94
20.4 to 141
27.2 to 188
Actual Field(mm)
35.29 to 5.11
23.53 to 3.40
17.65 to 2.55
11.76 to 1.70
8.82 to 1.28
SZ650/680/810 Series Zoom Stereo Microscope Outfit
Items
SZ650BP
SZ650B2L
SZ680BP
SZ680B2L
SZ810BP
SZ810B2L
Main Body
Binocular
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Black & white Plate
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Glass Plate
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Outstanding Ergonomic Design
Top Optical & Mechanical Design
Excellent Technology And Quality
SZ 680 series Specifications(0.68X~4.7X.)
Â
Type
SZ 680
Magnification Range
0.68X~4.7X.
Zoom Ratio
1 : 6.8
Actual Field of Image Space
Φ23mm
Working Distance    Â
110 mm
Stereo Angle        Â
12°
Viewing Angle       Â
35°
Interpupillary Distance Adjustment Â
50 mm to 75 mm
Auxiliary Objective
0.5X
0.75X
1X(Built-in)
1.5X
2X
Working Distance
189mm
122mm
110mm
42mm
36mm
Eyepieces 10X /φ23mm
Magnification
3.4 to 23.5
5.1 to 35.25
6.8 to 47
10.2 to 70.5
13.6 to 94
Actual Field(mm)
67.6 to 9.79
45.1 to 6.52
33.82 to 4.89
22.55 to 3.26
16.91 to 2.45
Eyepieces 15X /φ16mm
Magnification
5.1 to 35.25
7.65 to 52.88
10.2 to 70.5
15.3 to 105.8
20.4 to 141
Actual Field(mm)
47.06 to 6.81
31.37 to 4.53
23.53 to 3.40
15.69 to 2.27
11.76 to 1.70
Eyepieces 20X /φ12mm
Magnification
6.8 to 47
10.2 to 70.5
13.6 to 94
20.4 to 141
27.2 to 188
Actual Field(mm)
35.29 to 5.11
23.53 to 3.40
17.65 to 2.55
11.76 to 1.70
8.82 to 1.28
SZ650/680/810 Series Zoom Stereo Microscope Outfit
Items
SZ650BP
SZ650B2L
SZ680BP
SZ680B2L
SZ810BP
SZ810B2L
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Model NO.: SZ680
Shape: Cylindrical Shaped Lens
Usage: Teaching, Research, Industry
Principle: Optics
Principle of Optics: Differential Interference Contrast Microscope
Magnification Range: 3.4X-188X
Zoom Ratio: 1:6.8
Actual Field of Image Space: 23mm
Working Distance: 110mm
Stereo Angle: 12°
Viewing Angle: 40°
Interpupillary Distance Adjustment: 50-75mm
Eyepiece: Wf10X20mm
Objective: 0.5X/2X
Light Source: 3W
Trademark: Optec
Transport Package: Cartons
Specification: 480X370X470(mm)
Origin: Chongqing
HS Code: 9011100000
Model NO.: SZ680
Shape: Cylindrical Shaped Lens
Usage: Teaching, Research, Industry
Principle: Optics
Principle of Optics: Differential Interference Contrast Microscope
Magnification Range: 3.4X-188X
Zoom Ratio: 1:6.8
Actual Field of Image Space: 23mm
Working Distance: 110mm
Stereo Angle: 12°
Viewing Angle: 40°
Interpupillary Distance Adjustment: 50-75mm
Eyepiece: Wf10X20mm
Objective: 0.5X/2X
Light Source: 3W
Trademark: Optec
Transport Package: Cartons
Specification: 480X370X470(mm)
Origin: Chongqing
HS Code: 9011100000
SZ 680 series Zoom-stereo Microscope
SZ 680 series zoom stereo microscope is an all-new with Galilean Optical System. The quality is up to international level. Magnification range reaches 0.68X~4.7X.SZ 680 series Zoom-stereo Microscope
SZ 680 series zoom stereo microscope is an all-new with Galilean Optical System. The quality is up to international level. Magnification range reaches 0.68X~4.7X.