A test of the Shelyak Alpy 600 using a Takahashi FSQ-85 shows extremely well corrected spectra, particularly notable at shorter wavelengths which are typically problematic for refractors of simpler design.
A link to the report:
![OBAFGKM 2](http://jazzistentialism.com/blog/wp-content/uploads/2015/12/OBAFGKM-2.jpg)
A test of the Shelyak Alpy 600 using a Takahashi FSQ-85 shows extremely well corrected spectra, particularly notable at shorter wavelengths which are typically problematic for refractors of simpler design.
A link to the report: