SUBAPERTURE_
CAT'S |
D |
f/ |
8R18
|
8K1 |
S1-M1
|
88R288 |
K2 |
S2
-M2 |
R3 |
S3
-M3
|
00R40
|
0S4
-M4 |
80R508 |
S5-M5 |
R6 |
S6/M6 |
R7 |
S7/M7 |
RI |
1.
Tele-extender corrector, Newton |
200mm |
4/8.4 |
-1600 |
-1 |
-754 A |
-660 |
- |
-6 F2 |
39 |
-0.15 A |
38 |
-4 BK7 |
-30 |
-81.9-A |
- |
- |
- |
- |
-300 |
2.
Menisc. coma corr. (paraboloid) |
200mm
|
4 |
-1600 |
-1 |
-604 A |
107 |
- |
-14 BK7 |
107 |
-196 A |
-
|
- |
- |
- |
- |
- |
- |
- |
180 |
3.
Menisc. sphere corr.
|
200mm |
5 |
-2000 |
0 |
-764 A
|
89 |
- |
-21.2 BK7 |
93.6 |
-250.9 A |
-
|
- |
- |
- |
- |
- |
- |
- |
150 |
4.
Jones-Bird,
(sphere)
|
200mm |
5.9 |
-1563 |
0 |
-610 A |
331.7
|
- |
-5 K7 |
-174.1 |
-0.6 A |
-104 |
-6.6 F2 |
-178.1 |
-245.5 A |
- |
- |
- |
- |
70 |
5.
Jones-Bird, (paraboloid) |
200mm |
5.9 |
-1563 |
-1 |
-610 A |
1000
|
- |
-5 BK7 |
-92 |
-0.6 A |
-85 |
-6.6 SSK2 |
-194 |
-187.6 A |
- |
- |
- |
- |
100 |
6.
Ross
corrector |
200mm |
4 |
-1600 |
-1** |
-747.5 A |
-86.7
|
- |
-3 BK7 |
-40.3 |
-1.6 A |
-146.7 |
-4 BK7 |
146.7 |
-46.2 A |
- |
- |
- |
- |
∞ |
7.
Modified
Ross
|
200mm |
4 |
-1612 |
-1** |
-744.6 A |
-46.2
|
- |
-4.9 BK7 |
-32.2 |
-2.8 A |
560 |
-2.8 BK7 |
102.3 |
-46.8 A |
- |
- |
- |
- |
∞ |
8.
Split
meniscus
|
200mm |
3.7 |
-1606 |
-1** |
-742 A |
-46.5
|
- |
-2.7 BK7 |
-214 |
-0.4 A |
-53 |
-2 BK7 |
-28 |
-50.4 A |
- |
- |
- |
- |
∞ |
9.
Rosin astrograph
|
10" |
4
|
-90
|
-1.408 |
-40.77 A |
-2.392 |
- |
.35 SF11 |
-1.965
|
.28 A |
55.14 |
0.35 BK7 |
6.786
|
3 A |
- |
- |
- |
- |
∞ |
10.
Sphere
corrector |
200mm |
5 |
-2000 |
0 |
-740 A |
-500 |
- |
-6 K11 |
0 |
-2- |
500 |
-5 K11 |
0 |
-247.2 A |
- |
- |
- |
- |
∞ |
11.
Wynne
|
625mm |
3.3 |
-3750 |
-1 |
-1693 A |
-71.6 |
- |
-4.9 NBK7 |
-93.3 |
-46.4
A |
-152 |
-2 NBK7 |
-56.5 |
-104.3
A |
-103.74 |
-6
NBK7 |
0 |
-34.32A |
∞ |
12.
All-spherical
Gregorian |
200mm |
17.9 |
-1600 |
0 |
-1067 A |
440 |
0 |
260 A |
166 |
8 BK7 |
-200 |
2.7 A |
-166 |
5 BK6 |
200 |
894.5 A |
- |
- |
∞ |
13. CCass.
w/field corrector A |
250mm
|
10 |
-2000 |
-1 |
-657 A |
-1137 |
-5.15 |
718 A
|
0 |
5 BK7 |
121.5
|
2.5 A |
239 |
5 BK7 |
-239 |
139 A |
- |
- |
∞ |
14. CCass.
w/field corrector B |
400mm
|
8.8 |
-2790 |
-1 |
-912 A |
-1606 |
-5.365 |
1015 A
|
-615 |
8 N-FK5 |
- 322
|
1 A |
96.6 |
7 N-BK7 |
80.8 |
181.5 A |
- |
- |
∞ |
15.
Cass w/sph.
secondary C |
400mm
|
8.8 |
-3160 |
-1 |
-954 A |
-2290 |
0 |
590 A |
577 |
15 N-BK7 |
369
|
8 A |
-720 |
10 N-BK7 |
-430 |
771.8 A |
|
|
∞ |
16. Cass
w/sph. secondary D |
400mm
|
5.9 |
-2400 |
-1 |
-721 A |
-1954 |
0 |
452 A |
0 |
7 BK7 |
367
|
4.5 A |
0 |
8 BK7 |
-361 |
400 A |
-2860 |
4 BK7 |
∞ |
17. DK
with integrated corr. A |
300mm
|
8 |
-2168 |
-0.81 |
-682.4 A |
-1464 |
0 |
524.6 A |
0 |
4 BK7 |
258
|
3.1 A |
0 |
5 BK7 |
-258 |
362 A |
- |
- |
∞ |
19. DK
with integrated corr. B |
300mm
|
7.6 |
-2130 |
-0.69 |
-658 A |
-1546 |
0 |
639 A |
-117 |
7 BK7 |
88
|
11 A |
-193 |
6 BK7 |
-131 |
205.3 A |
- |
- |
∞ |
20.
DK
with integrated corr. C |
300mm
|
8 |
-2880 |
-0.682 |
-795 A |
-3290 |
0 |
877 A |
592 |
9 BK7 |
-592
|
1 A |
124.5 |
6 BK7 |
82 |
169.6 A |
- |
- |
∞ |
21.
DK with integrated corr. D |
300mm
|
7.7 |
-1616 |
-0.705 |
-538 A |
-854 |
0 |
520 A |
0 |
5 BK7 |
131
|
5.5 A |
0 |
6 BK6 |
-131 |
130 A |
-630 |
5 BK7 |
∞ |
22.
RC w/field
corrector L |
400mm
|
8.1 |
-2256 |
-1.123 |
-760 A |
-1138 |
-5.74 |
944 A |
0 |
8 BK7 |
-111
|
6.8 A |
-96 |
6.4 BK7 |
0 |
89.2 A |
- |
- |
∞ |
23.
RC with field
corrector R |
400mm
|
8.2 |
-2800 |
-1.23 |
-882 A |
-1827 |
-9.9 |
1022 A |
165 |
10 BK7 |
177
|
2 A |
96 |
9 BK7 |
82 |
152 A |
- |
- |
∞ |
24. Field-Maksutov |
200mm
|
10 |
-1200 |
0 |
-422 A |
130 |
0 |
-16 BK7 |
133.5 |
-2 A |
-500
|
2 A |
133.5 |
16 BK7 |
130 |
554.8 A |
- |
- |
-300 |
25.
Klevtsov |
200mm
|
10 |
-1200 |
0 |
-403 A |
-73.8 |
0 |
-13.5 BK7 |
-68 |
-8 A |
-910
|
-9 BK7 |
-550 |
9 BK7 |
-910 |
8 A |
-68 |
13.5 BK7 |
-160 |
-73.8 |
543.5 A |
15.
Gregorian
with sub-aperture Schmidt corr. |
8in |
11.4 |
R1 |
K1 |
S1/M1 |
R2
|
K2 |
S2/M2
|
R3 |
S3/M3 |
A4
** |
A6 |
A8 |
R4 |
S4/M4
|
RI |
-33.33 |
0 |
-21.67 A |
8.563 |
-0.34 |
5.066 A |
0 |
0.166 BK7 |
0.00371 |
1.36E-5 |
4.374E-6 |
-150 |
22.72 A |
6.2 |
16.
Gregorian
with sub-aperture Schmidt corr. |
12in |
11.2 |
R1 |
K1 |
S1/M1 |
R2
|
K2 |
S2/M2
|
R3 |
A4 |
A6 |
A8 |
S3/M3 |
R4 |
A4 |
A6 |
A8 |
S4/M4
|
R5 |
S5/M5 |
RI |
-50 |
0 |
-32.5 A |
12.845 |
-0.3 |
7.6 A |
125 |
-
0.001494 |
9.6E-7 |
6.4E-7 |
0.175BK7 |
-125 |
0.001494 |
-9.6E-7 |
-6.4E-7 |
0.35 BAF51 |
0 |
32.99 A |
9.5 |
|