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雙凸透鏡是由兩個(gè)凸球面組成，具有正焦距，通常物體和圖像在透鏡的兩邊。主要用于匯聚來(lái)自點(diǎn)光源的光或向其它光學(xué)系統(tǒng)傳遞圖像。
|
技術(shù)指標(biāo) |
|
|
材料 |
BK7 |
|
設(shè)計(jì)波長(zhǎng) |
546.1nm |
|
設(shè)計(jì)指數(shù) |
1.5183+/-0.0005 |
|
尺寸公差 |
+0.0，-0.15mm |
|
焦距公差 |
+/-2% |
|
偏心 |
3 arc minute |
|
通光口徑 |
>85% |
|
面形 |
λ/4@632.8nm |
|
光潔度 |
60/40 |
|
倒角 |
0.25mm*45° |
|
鍍膜 |
不鍍膜 |
|
標(biāo)準(zhǔn)型號(hào) |
φ(mm) |
f (mm) |
R1 (mm) |
t c (mm) |
t e (mm) |
f b (mm) |
|
DCX1201 |
12.7 |
20 |
20.01 |
4 |
2 |
18.6 |
|
DCX1202 |
12.7 |
25 |
25.28 |
3.6 |
2 |
23.8 |
|
DCX1203 |
12.7 |
30 |
30.52 |
3.3 |
2 |
28.9 |
|
DCX1204 |
12.7 |
40 |
40.95 |
3 |
2 |
39 |
|
DCX1301 |
25.4 |
25.4 |
24.71 |
9 |
2 |
22.2 |
|
DCX1314 |
25.4 |
35 |
35.09 |
6.8 |
2 |
32.8 |
|
DCX1315 |
25.4 |
40 |
40.4 |
6.1 |
2 |
37.9 |
|
DCX1302 |
25.4 |
50 |
50.92 |
5.2 |
2 |
48.3 |
|
DCX1316 |
25.4 |
60 |
61.4 |
4.7 |
2 |
58.5 |
|
DCX1303 |
25.4 |
75 |
77.04 |
4.1 |
2 |
73.6 |
|
DCX1304 |
25.4 |
100 |
103.05 |
3.6 |
2 |
98.8 |
|
DCX1305 |
25.4 |
125 |
129.02 |
3.3 |
2 |
123.9 |
|
DCX1306 |
25.4 |
150 |
154.97 |
3 |
2 |
149 |
|
DCX1307 |
25.4 |
200 |
206.84 |
2.8 |
2 |
199 |
|
DCX1308 |
25.4 |
250 |
258.7 |
2.6 |
2 |
249.1 |
|
DCX1309 |
25.4 |
300 |
310.55 |
2.5 |
2 |
299.2 |
|
DCX1310 |
25.4 |
400 |
413.8 |
2.4 |
2 |
399 |
|
DCX1311 |
25.4 |
500 |
517.91 |
2.3 |
2 |
499.2 |
|
DCX1312 |
25.4 |
750 |
774.3 |
2.3 |
2 |
748.8 |
|
DCX1313 |
25.4 |
1000 |
1036.23 |
2.2 |
2 |
999.3 |
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