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BD sonaton boy Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from BD sonaton boy, Grocers, Sherpur, Sherpur.

শব্দের অর্থ: হরে, কৃষ্ণ, রাম
হরে কৃষ্ণ মন্ত্র হল একটি পবিত্র সংস্কৃত শ্লোক যা হিন্দু দেবতাদের তিনটি নাম এবং তাদের শক্তির সমন্বয়ে গঠিত: "হরে," "কৃষ্ণ," এবং "রাম।" "হরে" হল "হরি" এর শব্দমূলক রূপ, ভগবান কৃষ্ণের আরেকটি নাম , যার অর্থ "যিনি মায়া দূর করেন।

মহাদেব 🙏🏼
26/07/2026

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জয় জগন্নাথ 🙏🏼
26/07/2026

জয় জগন্নাথ 🙏🏼

Joi jogonath 🙏🏼
24/07/2026

Joi jogonath 🙏🏼

Hor hor mohadeb 🙏🏼
24/07/2026

Hor hor mohadeb 🙏🏼

24/07/2026

The history of



The History of Photography
Photography, the art and science of capturing images, has evolved dramatically since its inception. Here's a timeline of its key milestones:

1. Early Beginnings
Camera Obscura (5th Century BCE): The concept of projecting an image through a small hole was described by Chinese philosopher Mozi and later by Aristotle. It was used for artistic and scientific purposes but could not record images.

2. First Permanent Photograph (1826)
Joseph Nicéphore Niépce: In 1826, Niépce created the first permanent photograph, View from the Window at Le Gras, using a process called heliography. It required an 8-hour exposure on a pewter plate.

3. The Daguerreotype (1839)
Louis Daguerre: Daguerre introduced the daguerreotype process, which reduced exposure time to minutes and produced detailed, single-image photographs on silver-plated copper.

4. Calotype and Paper Negatives (1841)
William Henry Fox Talbot: Talbot invented the calotype process, which used paper negatives, allowing multiple copies of an image to be made. This was a precursor to modern photography.

5. Wet Plate Collodion Process (1851)
Frederick Scott Archer: The wet plate process improved image quality and reduced exposure times. However, it required photographers to develop images immediately, often in portable darkrooms.

6. Dry Plate Photography (1870s)
Richard Leach Maddox: The invention of dry plates eliminated the need for on-site chemical development, making photography more convenient and portable.

7. The Birth of Modern Photography (1888)
George Eastman and Kodak: Eastman revolutionized photography with the Kodak camera, which used roll film. The slogan "You press the button, we do the rest" made photography accessible to the masses.

8. Color Photography (1907)
Autochrome Lumière: The Lumière brothers introduced the first commercially successful color photography process using dyed grains of starch as filters.

9. Instant Photography (1948)
Pol

Koi share 🙏🏼
23/07/2026

Koi share 🙏🏼

15/07/2026

বাংলাদেশে আগামীকাল রথ যাত্রা উৎসব অনুষ্ঠিত হবে 🙏🏻

Mohadeb 🙏🏻
21/06/2026

Mohadeb 🙏🏻

17/06/2026

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