31mm Secondary mirror

R 145.00

In stock

SKU: AD012 Category:


We¬†offer secondary flat mirrors to match the complete telescope set request, our elliptic flat mirror has the same high optical quality of our parabolic primary mirrors. All of the mirror surface quality over 1/12 wave RMS at the least, typically better. 

All mirrors have an aluminum reflective coating, reflectivity is approximately 91%. The aluminum coating is protected by a properly applied protective coating (SiO2).

For calculating the secondary mirrior size/focallenght or telescope size or even optimal eyepiece focallenght, use a program on this page.

Additional information

Weight 0.1 kg


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