| [ 光學鏡組 | Computar | Telecentric Lens ] |
* Very low distortion compared to standard macro lenses.
* Wide depth of field.
* Working distance:140mm-Infinity.
* Suitable for use as a telephoto lens and macro lens.
* Fast F2.8 F-stop at Infinity. |
|
| Focal Length |
55mm |
| Max. Aperture Ratio |
1:2.8 |
| Max. Image Format |
8.8(H) x 6.6(V) x11(D)mm |
| Operation Range |
Iris |
F2.8-F32C |
| Focus |
0.14m-Inf. |
| Magnification |
Inf.-0.5X (Max 1.0X at 140mm with 2X Convertor) |
| Relative Illumination |
78.5%(at 0.5X) |
| Depth of Field |
1/2" |
3.5mm(at 0.5X F2.8),
6.0mm(at 0.5X F5.6)
|
Control
|
Iris |
Manual |
| Focus |
Manual |
| Objective Dimension at M.O.D |
1.7(H) x 1.3(V)cm 2/3" |
| Angle of view |
D |
2/3" |
11.5° |
1/2" |
8.3° |
| H |
9.2° |
6.7° |
| V |
6.9° |
5.0° |
Operating
Temperature |
-20℃~+50℃ |
| Resolution |
Over 100 Lines pair/mm at Center |
Over 60 Lines pair/mm at Center |
| Distortion |
2/3" |
+0.2% at 0.2X(y=5.5) |
1/2" |
+0.1% at 0.2X(y=4.0) |
| +0.6% at 0.5X(y=5.5) |
+0.3% at 0.5X(y=4.0) |
| Back Focal Length |
29.8mm |
| Flange Back Length |
17.526mm |
| Mount |
C-Mount |
| Filter Size |
M43 P=0.75mm |
| Dimentions |
Ø53.0 x 92.9mm (Max. at 0.5X) |
| Weight |
320g |
|
|
CCD Size |
H(mm) |
V(mm) |
D(mm) |
2/3" |
8.8 |
6.6 |
11.0 |
1/2" |
6.4 |
4.8 |
8.0 |
1/3" |
4.8 |
3.6 |
6.0 |
1/4" |
3.6 |
2.7 |
4.5 |
|
|
| f=55mm |
WD
(mm) |
2/3" Field of view |
1/2" Field of view |
1/3" Field of view |
H(mm) |
V(mm) |
H(mm) |
V(mm) |
H(mm) |
V(mm) |
5000 |
700 |
525 |
550 |
413 |
413309 |
3.6 |
3000 |
400 |
300 |
320 |
240 |
240 |
180 |
1000 |
150 |
113 |
120 |
90 |
90 |
68 |
500 |
70 |
53 |
53 |
40 |
40 |
30 |
300 |
40 |
30 |
32 |
24 |
24 |
18 |
200 |
27 |
20 |
20 |
15 |
15 |
11 |
140 |
17 |
13 |
12 |
9 |
9 |
7 |
|
|
| f=55mm with 2X Extendar |
WD
(mm) |
2/3" Field of view |
1/2" Field of view |
1/3" Field of view |
H(mm) |
V(mm) |
H(mm) |
V(mm) |
H(mm) |
V(mm) |
5000 |
400 |
300 |
280 |
210 |
210 |
158 |
3000 |
240 |
180 |
170 |
128 |
128 |
96 |
1000 |
76 |
57 |
56 |
42 |
42 |
32 |
500 |
37 |
28 |
27 |
20 |
20 |
15 |
300 |
22 |
17 |
17 |
13 |
13 |
10 |
200 |
15 |
11 |
11 |
8 |
8 |
6 |
140 |
8.8 |
7 |
6.4 |
5 |
5 |
4 |
|
|
| f=55mm with 0.75X Convertor |
WD
(mm) |
2/3" Field of view |
1/2" Field of view |
1/3" Field of view |
H(mm) |
V(mm) |
H(mm) |
V(mm) |
H(mm) |
V(mm) |
5000 |
1000 |
750 |
740 |
555 |
555 |
416 |
3000 |
600 |
450 |
430 |
323 |
323 |
242 |
1000 |
210 |
158 |
160 |
120 |
120 |
90 |
500 |
100 |
75 |
75 |
56 |
56 |
42 |
300 |
60 |
45 |
44 |
33 |
33 |
25 |
200 |
38 |
29 |
28 |
21 |
21 |
16 |
140 |
25 |
19 |
18 |
14 |
14 |
10 |
|
|
|
