Gilder Grids TEM grids in copper, nickel and gold
Square | Square Fine | Hexagon | Hexagon Fine | Parallel Bars | Aperture | Slotted | Grid specifications
Specifications for the EM-Tec TEM support grid patterns:
Square Mesh TEM grids | Fine Square Mesh TEM grids | Hexagonal Mesh TEM grids | Fine Hexagonal Mesh TEM grids
Parallel Bar Mesh TEM grids | Parallel Bar with divider TEM grids | Aperture TEM grids | Slotted TEM grids
Specifications of the square mesh Gilder TEM Grids
Mesh |
Pitch µm |
Hole µm |
Bar µm |
Transmission % |
Rim width µm |
Center** Mark |
Rim Mark |
Diameter mm |
50 |
500 |
420 |
80 |
70 |
225 |
- |
- |
3.05 |
75 |
340 |
285 |
55 |
66 |
225 |
x as |
- |
3.05 |
100 |
250 |
205 |
45 |
67 |
225 |
x as |
x |
3.05 |
150 |
165 |
125 |
40 |
45 |
225 |
x as |
x |
3.05 |
175 |
145 |
108 |
37 |
55 |
225 |
x as |
x |
3.05 |
200 |
125 |
90 |
35 |
52 |
225 |
x as |
x |
3.05 |
200 thick |
125 |
85 |
40 |
46 |
225 |
x as |
x |
3.05 |
200 TT* |
125 |
95 |
35/25 |
59 |
225 |
x as |
x |
3.05 |
250 |
100 |
70 |
30 |
49 |
225 |
x as |
x |
3.05 |
300 |
83 |
58 |
25 |
49 |
225 |
x as |
x |
3.05 |
400 |
62 |
37 |
25 |
37 |
250 |
x as |
x |
3.05 |
600TT* |
42 |
30 |
16/10 |
60 |
225 |
x rv |
- |
3.05 |
*TT has a thick/thin bar pattern ** as = asymmetrical center mark; rv = reversed arrow center mark. Thickness for 50 mesh is 25µm ±5 µm, for 400 mesh 10µm ±2µm and for 600TT mesh 10µm ±2µm
Specifications of the fine bar square mesh Gilder TEM Grids
Mesh |
Pitch µm |
Hole µm |
Bar µm |
Transmission % |
Rim width µm |
Center**Mark |
Rim Mark |
Diameter mm |
200HS |
125 |
113 |
12 |
82 |
500 |
- |
- |
3.05 |
300HS |
83 |
73 |
10 |
77 |
500 |
- |
- |
3.05 |
400HS |
62 |
54 |
8 |
76 |
500 |
- |
- |
3.05 |
600HSS |
42 |
37 |
5 |
78 |
500 |
- |
x |
3.05 |
1000HS |
25 |
19 |
6 |
57 |
500 |
- |
- |
3.05 |
1500HS |
16.5 |
11.5 |
5 |
49 |
500 |
- |
x |
3.05 |
2000HS |
12.5 |
7.5 |
5 |
36 |
500 |
- |
x |
3.05 |
Specifications of the hexagonal mesh Gilder TEM grids
Mesh |
Pitch µm |
Hole µm |
Bar µm |
Transmission % |
Rim width µm |
Center**Mark |
Rim Mark |
Diameter mm |
50HEX |
500 |
430 |
70 |
82 |
225 |
- |
x |
3.05 |
75HEX |
340 |
290 |
50 |
74 |
225 |
- |
x |
3.05 |
100HEX |
250 |
215 |
35 |
77 |
225 |
- |
- |
3.05 |
150HEX |
165 |
130 |
35 |
62 |
225 |
- |
x |
3.05 |
200HEX |
125 |
100 |
25 |
70 |
225 |
- |
- |
3.05 |
300HEX |
83 |
58 |
25 |
49 |
225 |
- |
x |
3.05 |
400HEX |
62 |
37 |
25 |
36 |
225 |
- |
x |
3.05 |
Thickness for 50HEX is 25µm ±5 µm and for 400HEX thickness is 10µm ±2µm
Specifications of the fine bar hexagonal mesh Gilder TEM grids
Mesh |
Pitch µm |
Hole µm |
Bar µm |
Transmission % |
Rim width µm |
Center** Mark |
Rim Mark |
Diameter mm |
200HH |
125 |
113 |
12 |
82 |
500 |
- |
- |
3.05 |
300HH |
83 |
73 |
10 |
77 |
500 |
- |
- |
3.05 |
400HH |
57 |
49 |
8 |
74 |
500 |
x |
- |
3.05 |
600HH |
37 |
29 |
8 |
61 |
500 |
x |
- |
3.05 |
600HHS |
42 |
37 |
5 |
78 |
500 |
- |
x |
3.05 |
1000HH |
25 |
19 |
6 |
57 |
500 |
- |
x |
3.05 |
1500HH |
16.5 |
10.5 |
6 |
40 |
500 |
- |
x |
3.05 |
2000HA* |
12.5 |
6.5 |
6 |
41 |
500 |
- |
x |
3.05 |
Specifications of the parallel mesh Gilder TEM Grids and parallel mesh Gilder TEM grids with central divider
Mesh |
Pitch µm |
Hole µm |
Bar µm |
Transmission % |
Rim width µm |
Center Mark |
Rim Mark |
Diameter mm |
50 |
500 |
416 |
84 |
83 |
225 |
- |
x |
3.05 |
75 |
340 |
270 |
70 |
79 |
225 |
- |
x |
3.05 |
100 |
250 |
185 |
65 |
74 |
225 |
- |
- |
3.05 |
150 |
165 |
115 |
50 |
70 |
225 |
- |
x |
3.05 |
200 |
125 |
80 |
45 |
64 |
225 |
- |
- |
3.05 |
300 |
83 |
48 |
35 |
58 |
225 |
- |
x |
3.05 |
400 |
62 |
22 |
40 |
35 |
225 |
- |
x |
3.05 |
Thickness for 50 mesh is 27µm ±5 µm and for 400 mesh thickness is 12µm ±2µm
Specifications of the aperture Gilder TEM grids
Thickness for 75µm aperture is 25µm ±3µm and for 2000µm aperture thickness is 50µm ±5µm |
Specifications of the Gilder TEM grids with a single slot
Thickness for1.0x0.2mm slot is 25µm ±3µm and for 2.0x1.5mm slot thickness is 60µm ±6µm |
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Gilder TEM grids
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Gilder G50 TEM grid, standard 50 square mesh, 420 μm hole, 80 μm bar Cu (AU-21-1GM050) / Ni (AU-21-2GM050) /Au (AU-21-3GM050)SKU: AU-21-XGM050Units Per Package: 100, 50From: $0.39
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Gilder G75 TEM grid, standard 75 square mesh, 285 μm hole, 55 μm bar Cu (AU-21-1GM075) / Ni (AU-21-2GM075) /Au (AU-21-3GM075)SKU: AU-21-XGM075Units Per Package: 100, 50From: $0.39
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Gilder G100 TEM grid, standard 100 square mesh, 205 μm hole, 45 μm bar Cu (AU-21-1GM100) / Ni (AU-21-2GM100) /Au (AU-21-3GM100)SKU: AU-21-XGM100Units Per Package: 100, 50From: $0.39
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Gilder G150 TEM grid, standard 150 square mesh, 125 μm hole, 40 μm bar Cu (AU-21-1GM150) / Ni (AU-21-2GM150) /Au (AU-21-3GM150)SKU: AU-21-XGM150Units Per Package: 100, 50From: $0.43
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Gilder G175 TEM grid, standard 175 square mesh, 108 μm hole, 37 μm bar Cu (AU-21-1GM175) / Ni (AU-21-2GM175) /Au (AU-21-3GM175)SKU: AU-21-XGM175Units Per Package: 100, 50From: $0.43
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Gilder G200 TEM grid, standard 200 square mesh, 90 μm hole, 35 μm bar Cu (AU-21-1GM200) / Ni (AU-21-2GM200) /Au (AU-21-3GM200)SKU: AU-21-XGM200Units Per Package: 100, 50From: $0.43
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Gilder G200TT TEM grid, thick/thin bar 200 square mesh, 95 μm hole, 35/25 μm bar Cu (AU-21-1GM20A) / Ni (AU-21-2GM20A) /Au (AU-21-3GM20A)SKU: AU-21-XGM20AUnits Per Package: 100, 50From: $0.43
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Gilder G200TH TEM grid, thicker 200 square mesh, 85 μm hole, 40 μm bar Cu (AU-21-1GM20T) / Ni (AU-21-2GM20T) /Au (AU-21-3GM20T)SKU: AU-21-XGM20TUnits Per Package: 100, 50From: $0.45
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Gilder G250 TEM grid, standard 250 square mesh, 70 μm hole, 30 μm bar Cu (AU-21-1GM250) / Ni (AU-21-2GM250) /Au (AU-21-3GM250)SKU: AU-21-XGM250Units Per Package: 100, 50From: $0.43
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Gilder G300 TEM grid, standard 300 square mesh, 58 μm hole, 25 μm bar Cu (AU-21-1GM300) / Ni (AU-21-2GM300) /Au (AU-21-3GM300)SKU: AU-21-XGM300Units Per Package: 100, 50From: $0.43
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Gilder G400 TEM grid, standard 400 square mesh, 37 μm hole, 25 μm bar Cu (AU-21-1GM400) / Ni (AU-21-2GM400) /Au (AU-21-3GM400)SKU: AU-21-XGM400Units Per Package: 100, 50From: $0.46
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Gilder GA50 TEM aperture grid, 50um hole Cu (AU-21-1GA050) / Ni (AU-21-2GA050) /Au (AU-21-3GA050)SKU: AU-21-XGA050Units Per Package: 100, 50From: $0.53