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Significats de achromatic en anglès
Ús de achromatic en anglès
1
My father possessed a very excellent achromatic spy-glass of 2 inches diameter.
2
One image is quite achromatic, the other shows a little colour.
3
Now what do you see, Lady Constantine?' He levelled the achromatic at Sirius.
4
The following are some of his more important achromatic telescopes.
5
I have sometimes found this cleft an easy object with a 4 inch achromatic.
6
For an achromatic dispersive lens the converse must be adopted.
7
Both crater-row and cleft are easy objects in a 4 inch achromatic under morning illumination.
8
Then there was the shoemaker and teacher, and eventually the first-rate maker of achromatic instruments.
9
The negative eye-piece, being achromatic, is commonly employed in all observations requiring distinct vision only.
10
The eye-piece consists of a single achromatic lens, whose focal length is about two inches.
11
The optical part of the instrument consist of the small set of achromatic lenses already described.
12
Mr Bayly and I observed with the large achromatic telescopes, and Mr King with a reflector.
13
The attraction-spheres and achromatic spindle, although present, are not depicted in IV., V., VI., and VII.
14
It was 8 inches in diameter; focal length, 150 feet; not achromatic.
15
The absence of this error is termed achromatism, and an optical system so corrected is termed achromatic.
16
The lights often appear achromatic near threshold.
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Achromatic a través del temps