Refracting telescopes
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The three-lens design of the EXPLORE SCIENTIFIC ED-Apochromats provides
everything an amateur astronomer desires - at a reasonable price....
Highly corrected 102mm air-spaced triplet apochromat (with three lenses) and carbon fiber tube and a 2.5" high-precision HEXAFOC focuser.
High Quality 127 mm ED Apo by Explore Scientific.
The optical design shows a polystrehl value of 0,97, indicating a level of correction that is absolutely top of the line.
The three-lens design of the EXPLORE SCIENTIFIC ED-Apochromats provides
everything an amateur astronomer desires - at a reasonable price.
The three-lens design of the EXPLORE SCIENTIFIC ED-Apochromats provides
everything an amateur astronomer desires - at a reasonable price.
Because of the extra long focal length ratio F/13.2 this telescope
offers incredible sharpness and contrast but extremly low
color-aberration.
Ambitious beginners and advanced observers alike will see the finest details of our Moon and Planets with the BRESSER Messier AR-102L telescope.
Omegon 121mm/678mm Quintuplet Apochromat, flat field and 4" focuser
For better quality photos: The large 140mm triplet with two ED lenses
Five lenses, two times ED and a flat field that everyone marvels at
High-quality APO refractor for photographic applications