Spot Size Specifications
IN 600 AND IN 600/5 PYROMETER SPOT
SIZES
Table C‑1. Optics 1N (2:1), −40°C to 700°C (−40°F to 1292°F) (MB 7)
Measuring Distance
Spot Size
Distance Ratio/FOV
0
4 mm (0.2″)
N/A
100 mm (3.9″)
43 mm (1.7″)
2.3
200 mm (7.9″)
90 mm (3.5″)
2.2
400 mm (15.7″)
186 mm (7.3″)
2.2
600 mm (23.6″)
280 mm (11″)
2.1
1000 mm (39.4″)
470 mm (18.5″)
2.1
2000 mm (78.7″)
942 mm (37.1″)
2.1
Table C‑2. Optics 2N (10:1), −40°C to 700°C (−40°F to 1292°F) (MB 7)
Measuring Distance
Spot Size
Distance Ratio/FOV
0
4 mm (0.2″)
N/A
70 mm (2.8″)
3 mm (0.1″)
21.2
100 mm (3.9″)
7 mm (0.3″)
15.2
200 mm (7.9″)
17 mm (0.7″)
11.8
400 mm (15.7″)
38 mm (1.5″)
10.5
600 mm (23.6″)
59 mm (2.3″)
10.1
1000 mm (39.4″)
102 mm (4″)
9.8
2000 mm (78.7″)
207 mm (8.1″)
9.6
Table C‑3. Optics 3N (20:1), −40°C to 700°C (−40°F to 1292°F) (MB 7)
Measuring Distance
Spot Size
Distance Ratio/FOV
0
4 mm (0.2″)
N/A
100 mm (3.9″)
7 mm (0.3″)
13.5
200 mm (7.9″)
11 mm (0.4″)
18.9
400 mm (15.7″)
20 mm (0.8″)
20.2
600 mm (23.6″)
32 mm (1.3″)
18.9
Impac
®
Series 600 Pyrometer
Appendix
C
57010228-00C
Spot Size Specifications
C‑1