Land Sea & Sky
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The Lightwave 0.8x focal reducer gives an 0.8x reduction in F-Ratio for faster exposure times, as well as a correspondingly wider field for astro-photography.
A non-focal reducing Field Flattener which gives improved results for photography with triplet and doublet refractor telescopes of between F5.5 and approximately F6.25 focal ratio.
The ADC corrects for atmospheric dispersion (rainbow effect) producing sharper images of object closer to the horizon.
The Lightwave 0.6x focal reducer gives an 0.6x reduction in F-Ratio for faster exposure times, as well as a correspondingly wider field for astro-photography. Designed primarily for refractor telescopes of F6 or longer focal ratios.
TAKAHASHI 645 0.72X REDUCER QE
TAKAHASHI FC-35 REDUCER
TAKAHASHI FOA-60 Extender 1.7XR
Provides FSQ-106EDX4 like field flatness on the FSQ-85EDX
TAKAHASHI REDUCER-QE 0.73X FOR FSQ-85ED AND FSQ-106ED
TAKAHASHI FC-76D FLATTENER
TAKAHASHI REDUCER-C 0.72X FOR THE FS-60CB
This field flattener is designed to work with the Altair Astro 80mm F6 Super ED Triplet APO, and has an M48 rear thread adapter for connecting your DSLR or CCD camera.