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    Opticron MM4 60 - Excellent image

    Really think a 27X fixed wide would be the sweet spot on the 60mm. Too bad it doesn’t exist! The 23X wide is very nice but with a fixed ep would prefer to eke out a bit more magnification. But 32X is a bit too much for general use especially in dimmer light. So I end up using the zoom more...
  2. E

    Opticron MM4 60 - Excellent image

    I also own the 60mm Opticron with the SDL zoom and the 23x HDF fixed eyepiece and I agree with the assessment above. The SDL is brilliant outside of the narrow FOV at lower mags, but with the small aperture of the scope and tiny exit pupil things get dim and uncomfortable at higher mags (>35x)...