 | 1861 - 500 pages
...about TT,^jTr of an inch : this does not, as is said, vary widely from the deductions of Fraunhofer and others, based on the physical properties of light....may be cited, "there is good reason to believe that the limit of perfection (in the objective) has now been nearly reached, since everything which seems... | |
 | 1861 - 362 pages
...an inch. This does not, as is said, vary widely from the deductions of Fraunhofer and others, ba-id on the physical properties of light. In this connection the remark (op. cit., p. 47) of Professor Carpenter may be cited, " there is good reason to believe that the limit of perfection (in... | |
 | 1861 - 562 pages
...physical properties of light. In this connexion, the remark of Prof. Carpenter § maybe cited: "There is good reason to believe that the limit of perfection...been actually accomplished." On the other hand, there arc authorities who assert that lines much closer than the jj^jj of an inch are resolvable. A few years... | |
 | 1861 - 506 pages
...about Trnnn7tn of an inch : this does not, as is said, vary widely from the deductions of Fraunhofer and others, based on the physical properties of light....In this connection the remark (op. cit., p. 47) of Professor Carpenter may be cited, " there is good reason to believe that the limit of perfection (in... | |
 | 1861 - 520 pages
...about -irnnnyth of an inch: this does not, as is said, vary widely from the deductions of Fraunhofer and others, based on the physical properties of light....In this connection the remark (op. cit., p. 47) of Professor Carpenter may be cited, "there is good reason to believe that the limit of perfection (in... | |
 | 1869 - 748 pages
...Dr. Carpenter repeated the same remarks, but substituted ¥5 ¿TO for T5ÌTTO) and then added, "There is good reason to believe that the limit of perfection...theoretically possible has been actually accomplished." In the third edition, 1862, he again alters the figures to ra¿¡nr» but adds nothing more. On the... | |
 | 1868 - 666 pages
...Dr. Carpenter repeated the same remarks, but substituted , .,¿00 for 79ooo> and then added, " There is good reason to believe that the limit of perfection...theoretically possible has been actually accomplished." In the third edition, 1862, he again alters the figures to -^-ggo-, but adds nothing more. On the other... | |
 | 1868 - 498 pages
...Dr. Carpenter repeated the same remarks, but substituted aii00 for 7i,ooo, and then added, " There is good reason to believe that the limit of perfection...theoretically possible has been actually accomplished." In the third edition, 1862, he again alters the figures to T»-r<r<rj but adds nothing more. On the... | |
 | Boston Society of Natural History - 1868 - 518 pages
...to be distinguished." In the second edition, 1859, he substituted -5.5$^ for y^Jj^ and adds: "There is good reason to believe that the limit of perfection...in the objective has now been nearly reached, since every thing which seems theorctically possible has been actually accomplished." In the third edition,... | |
 | Boston Society of Natural History - 1868 - 524 pages
...distinguished." In the second edition, 1859, he substituted 65^60 for yjjjjy and adds: "There is good reason ;o believe that the limit of perfection in the objective has now been icarly reached, since every thing which seems theoretically possible ias been actually accomplished."... | |
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there is good reason to believe that the limit of perfection (in the objective) has now been nearly reached, since everything which seems theoretically possible has been actually accomplished. 