|
MDM Observatory's 8K CCD array project:
WIDE-FIELD CORRECTOR ON THE HILTNER 2.4-METER TELESCOPE e-mail: arlin@astro.columbia.edu Telephone: (212) 854-7899 |
The final design for the wide-field corrector was completed by Paul Byard
(
e-mail: byard@astronomy.ohio-state.edu).
The prescription for the corrector is given below:
Optical Prescription for Byard Wide-Field Corrector for 2.4-meter
(Dimensions in mm):
| SURFACE | RADIUS | THICKNESS | MATERIAL | DIAMETER | CONIC |
| Object | Flat | Infinity | |||
| Stop | -9632.696 | -3609.599 | mirror | 2438.6 | -1.050145 |
| 2 | -3308.680 | 3609.599 | mirror | 648.6 | -3.543960 |
| 3 | 747.750 | ||||
| 4 | Flat | 6.000 | BK7 (filter) | ||
| 5 | Flat | 15.000 | air | ||
| 6 | 464.5 | 15.000 | silica | 200.0 | 0 |
| 7 | 1365.21 | 15.240 | air | 200.0 | 0 |
| 8 | -705.15 | 20.320 | silica | 200.0 | 0 |
| 9 | 815.5 | 12.000 | 200.0 | 0 | |
| 10 | Flat | 12.700 | silica | 196.0 | 0 |
| 11 | Flat | 6.350 | vacuum | 196.0 | 0 |
| Image | Flat | 175 |
The corrector was constructed by Tucson Optical Research Corporation (contact Joe Appels, phone: 520-882-0300).