Astro-Tech
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Astro-Tech 0.8x reducer/field flattener for f/6 refractors Old Style with 42mm Adapter only.
$149.95This economical Astro-Tech 2" 0.8x reducer/field flattener is designed for astrophotography with f/6 focal ratio refractors, but will also work well with refractors in the f/5.5 to f/7 range . . .
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Astro-Tech 0.8x reducer/field flattener for f/6 refractors Used
$149.95This economical Astro-Tech 2" 0.8x reducer/field flattener is designed for astrophotography with f/6 focal ratio refractors, but will also work well with refractors in the f/5.5 to f/7 range . . .
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Astro-Tech 1.25" prime focus/variable eyepiece projection adapter, needs T-ring
$44.95This three-part Astro-Tech camera adapter lets you do both prime focus and variable magnification eyepiece projection astrophotography with 1.25" focuser telescopes . . . -
Astro-Tech 10mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads
$9.95This Astro-Tech 10mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.
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Astro-Tech 2" Field flattener for imaging with Astro-Tech and TMB refractors
$149.95The Sky & Telescope Hot Product for 2010 Astro-Tech 2" photographic field flattener improves the image sharpness at the corners of the field with Astro-Tech and TMB apo refractors, but will also work well with any other brand of f/6 to f/8 refractor, as well as Astro-Tech Ritchey-Chrétiens . . .Out of stock
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Astro-Tech 2" Prime focus adapter, needs T-ring
$29.95This Astro-Tech 2" prime focus adapter allows unvignetted prime focus photography with most reflectors and refractors equipped with a 2" focuser . . . -
Astro-Tech 20mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads
$9.95This Astro-Tech 20mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.
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Astro-Tech 24mm illuminated reticle eyepiece
$59.95The economical Astro-Tech #AT24IL illuminated reticle 1.25" eyepiece helps you align your go-to telescope on the sky, check your polar alignment for astrophotography, center guide stars in an photoguide scope, and more . . . -
Astro-Tech 30mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads
$9.95This Astro-Tech 30mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.
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Astro-Tech 5mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads
$9.95This Astro-Tech 5mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.
