Our specials Include one of a kind, limited production and excess over runs, all offered at a really great price!
I do not sell "seconds" of anything
MADE TO ORDER - Blanks are in stock!
25" f4.0 x 2.0" thick Fused Quartz substrate..........$14,000
25" f3.5 x 2.0" thick Fused Quartz substrate..........$15,250
I have only 4 blanks in stock of Fused Quartz in this size. I do not know if I will make this size again in the future.
*A deposit is required, payment in full only when the optics
*Includes a Fused Quartz elliptical secondary custom made to the minor you specify.
*Enhanced aluminum coatings on both optics.
*Picture of substrate anneal.
*Pictures of diffraction rings (@ Radius), astigmatism test.
*Interferometric test data and optic serialization.
*Free UPS ground shipping in CONUS.
*Lead time?, try me. Usually about 6 months but I do my
best to work with you or with your scope builder.
On sale through 10/15/2019
Only two primaries are available at this price
We have the following available with immediate shipping
20" f/4 Primary optic. SN #01269, only $4,900.00
20" f/4 Primary optic. SN #01270, only $OLD
20" f/4.6 Primary optic. 60 day lead time, only $4,750.00
includes a Quartz EDM!. A deposit will make it yours.
Manufactured with fused quartz substrate, 2.00" edge thickness.
We have applied our best enhanced aluminum coatings.
UPS ground shipping included.
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