Did You Know?


* Long before the first photograph was made, Greek mathematicians Aristotle and Euclid described a pinhole camera in the 5th and 4th centuries BC.
* French inventor Nicéphore Niépce made the first permanent photograph with a camera obscura in 1826.
* Colour photography was explored beginning in the mid-19th century. Russian photographer Sergei Mikhailovich Prokudin-Gorskii made extensive use of the colour separation technique.
* The first true digital camera that recorded images as a computerised file was likely the Fuji DS-1P of 1988. The first commercially available digital camera was the 1990 Dycam Model 1.
* Nikon D1 is the first DSLR to truly compete with and begin to replace film cameras in the professional photojournalism and sports photography fields.
* Camera phones such as Sony Ericsson K800i combined with photo sharing sites have led to a new kind of social photography.

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Did You Know?


* Long before the first photograph was made, Greek mathematicians Aristotle and Euclid described a pinhole camera in the 5th and 4th centuries BC.
* French inventor Nicéphore Niépce made the first permanent photograph with a camera obscura in 1826.
* Colour photography was explored beginning in the mid-19th century. Russian photographer Sergei Mikhailovich Prokudin-Gorskii made extensive use of the colour separation technique.
* The first true digital camera that recorded images as a computerised file was likely the Fuji DS-1P of 1988. The first commercially available digital camera was the 1990 Dycam Model 1.
* Nikon D1 is the first DSLR to truly compete with and begin to replace film cameras in the professional photojournalism and sports photography fields.
* Camera phones such as Sony Ericsson K800i combined with photo sharing sites have led to a new kind of social photography.

Comments

কাতারের দোহায় অনুষ্ঠিত আর্থনা শীর্ষ সম্মেলনে মূল বক্তব্য প্রদান করছেন প্রধান উপদেষ্টা অধ্যাপক ড. মুহাম্মদ ইউনূস। ছবি: প্রধান উপদেষ্টার ফেসবুক/বাসস

পৃথিবীর জন্য আশার বাতিঘর হতে চায় বাংলাদেশ: ড. ইউনূস

অধ্যাপক ইউনূস বলেন, ‘আসুন আমরা সাহসী হই। একটি এমন পৃথিবী গড়ি, যেখানে কেউ এতটা দরিদ্র না হয় যে সে স্বপ্ন দেখতে না পারে, এবং কোনো স্বপ্ন এত বড় না হয় যে তা অর্জন করা যায় না।’

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