Note: Secondary Mirrors are only available with Secondary holders and spiders.
Our superior quality elliptical secondary mirrors are made of precision annealed Pyrex blanks, ground to the exact minor axis dimension. All secondary mirrors are interferometrically tested for surface accuracy using a Zygo interferometer during manufacture and prior to shipping. All AstroSystems secondary mirrors are coated with enhanced aluminum, giving 95-96% reflectivity and long coating life. Superior performance for new or retrofitted telescopes. Contact us for availability of secondary mirrors over 5.0". Note: Secondary mirrors are not returnable if opened.
Sizes listed below is the minor axis (width) in inches
| Size | Wavefront | Price | ShipWeight | Size | Wavefront | Price | ShipWeight | |
|---|---|---|---|---|---|---|---|---|
| 1.30 | 1/15 | $71.00 | 1 | 2.60 | 1/14 | $192.00 | 3 | |
| 1.30 | 1/18 | $82.00 | 1 | 2.60 | 1/15 | $215.00 | 3 | |
| 1.30 | 1/20 | $105.00 | 1 | 2.60 | 1/18 | $252.00 | 3 | |
| 1.30 | 1/30 | $130.00 | 1 | 2.60 | 1/20 | $288.00 | 3 | |
| 2.60 | 1/30 | $324.00 | 3 | |||||
| 1.52 | 1/15 | $81.00 | 2 | 3.10 | 1/14 | $228.00 | 4 | |
| 1.52 | 1/18 | $107.00 | 2 | 3.10 | 1/15 | $263.00 | 4 | |
| 1.52 | 1/20 | $131.00 | 2 | 3.10 | 1/18 | $289.00 | 4 | |
| 1.52 | 1/30 | $167.00 | 2 | 3.10 | 1/20 | $325.00 | 4 | |
| 3.10 | 1/30 | $373.00 | 4 | |||||
| 1.83 | 1/14 | $95.00 | 2 | |||||
| 1.83 | 1/15 | $107.00 | 2 | 3.50 | 1/14 | $322.00 | 5 | |
| 1.83 | 1/18 | $131.00 | 2 | 3.50 | 1/15 | $346.00 | 5 | |
| 1.83 | 1/20 | $167.00 | 2 | 3.50 | 1/18 | $383.00 | 5 | |
| 1.83 | 1/30 | $191.00 | 2 | 3.50 | 1/20 | $444.00 | 5 | |
| 3.50 | 1/30 | $504.00 | 5 | |||||
| 2.14 | 1/14 | $131.00 | 2 | |||||
| 2.14 | 1/15 | $167.00 | 2 | |||||
| 2.14 | 1/18 | $215.00 | 2 | 4.00 | 1/12 | $358.00 | 6 | |
| 2.14 | 1/20 | $252.00 | 2 | 4.00 | 1/14 | $383.00 | 6 | |
| 2.14 | 1/30 | $288.00 | 2 | 4.00 | 1/15 | $420.00 | 6 | |
| 4.00 | 1/18 | $455.00 | 6 | |||||
| 4.00 | 1/20 | $504.00 | 6 | |||||
| 4.00 | 1/30 | $625.00 | 6 |
The following secondary mirror sizes are custom and take 2-20 weeks to fabricate.
*Price is estimated, call or e-mail for quote.
| Size | Wavefront | *Price* | ShipWeight |
| 4.25 | 1/8 | $635.00 | 7 |
| 4.25 | 1/10 | $705.00 | 7 |
| 4.50 | 1/8 | $715.00 | 8 |
| 4.50 | 1/10 | $770.00 | 8 |
| 5.00 | 1/8 | $845.00 | 10 |
| 5.00 | 1/10 | $900.00 | 10 |
| 5.50 | 1/8 | $1010.00 | 12 |
| 5.50 | 1/10 | $1070.00 | 12 |