News for 'optical sensor'

How IIT Dhanbad's New Optical Sensor Revolutionises Structural Monitoring

How IIT Dhanbad's New Optical Sensor Revolutionises Structural Monitoring

Rediff.com20 Aug 2026

Researchers at IIT (ISM) Dhanbad have secured a patent for a novel temperature-independent optical sensor designed to precisely measure structural tilt in two directions. This lightweight sensor, utilising Fiber Bragg Grating (FBG) technology, offers enhanced monitoring capabilities for various applications including bridges, robotics, aerospace, and geotechnical systems, promising low maintenance and long-term stability checks.

RRP Electronics And Orvis Semi Partner For Indigenous Defence Sensors

RRP Electronics And Orvis Semi Partner For Indigenous Defence Sensors

Rediff.com30 Jul 2026

RRP Electronics and Orvis Semi Pvt Ltd have formed a strategic partnership to develop and manufacture low-light imaging sensors for defence, surveillance, and security in India. This collaboration aims to reduce reliance on imports and bolster India's semiconductor and defence electronics ecosystem under government initiatives like Make in India.

Google Pixel 11 Pro Fold With 8-Inch Super Actua Flex Display, 4,806 mAh Battery

Google Pixel 11 Pro Fold With 8-Inch Super Actua Flex Display, 4,806 mAh Battery

Rediff.com20 Aug 2026

Google has added a new foldable to its premium Pixel line-up. The handset combines an expansive 8-inch Super Actua Flex display with a 120Hz refresh rate, Tensor G6 processing, a triple rear camera system.

Enemies Beware! India Widens Missile Testing Infrastructure

Enemies Beware! India Widens Missile Testing Infrastructure

Rediff.com14 Sep 2026

Specialised range taking shape in Andhra Pradesh, while West Bengal clears way for DRDO's new testing facility.

For Rs 2, E-Eye Can Check If Water Is Safe

For Rs 2, E-Eye Can Check If Water Is Safe

Rediff.com18 Aug 2026

E-Eye, which cost about Rs 3,500 to develop, can test a sample for around Rs 2, making it particularly suitable for field-level water quality monitoring in areas where access to sophisticated laboratories is limited.

Motorola Edge 70 Max Has Android 16, 90W Charging

Motorola Edge 70 Max Has Android 16, 90W Charging

Rediff.com21 Aug 2026

The Motorola Edge 70 Max is a feature-packed smartphone that combines a Snapdragon 8 Gen 5 processor, a 144 Hz AMOLED display and a 7,100 mAh battery claiming to deliver up to 58 hours of battery life.

India on watch as Trump may sign Russia sanctions bill today

India on watch as Trump may sign Russia sanctions bill today

Rediff.com4 days ago

US President Donald Trump is expected to sign the Lindsey O. Graham Sanctioning Russia and Iran Act of 2026 later on Friday (local time). A White House official confirmed the development to ANI without revealing further details.

Realme Narzo 100x 5G: Top Features, Price, Availability

Realme Narzo 100x 5G: Top Features, Price, Availability

Rediff.com29 Jul 2026

The Realme Narzo 100x 5G has arrived with a strong focus on battery life and durability.

GalaxEye Plans 300 Kg Satellites

GalaxEye Plans 300 Kg Satellites

Rediff.com6 Mar 2026

'Today, as I look at our satellite -- tested, finished and ready to ship -- represents 1,642 days of grit and belief.'

Xiaomi 17 Ultra Is Here: 200 MP Leica Camera, Snapdragon 8 Elite Gen 5

Xiaomi 17 Ultra Is Here: 200 MP Leica Camera, Snapdragon 8 Elite Gen 5

Rediff.com18 Jul 2026

Xiaomi 17 Ultra combines a large 6.9-inch HyperRGB OLED display, a powerful Snapdragon 8 Elite Gen 5 processor and a Leica-engineered camera system.

How AI Is Transforming Wildlife Protection In Rajasthan

How AI Is Transforming Wildlife Protection In Rajasthan

Rediff.com14 Jun 2026

Rajasthan's forest department is implementing an AI-based surveillance system across its wildlife sanctuaries to enhance anti-poaching efforts and monitor animal movement. The system, utilising thermal cameras, drones, and advanced software, provides 24x7 monitoring, helps prevent human-wildlife conflict through real-time alerts, and strengthens the fight against wildlife crime. Installations are being rolled out in phases across key protected areas, with advanced cameras capable of identifying individual animals and suspicious activities.

India's First OptoSAR Mission Ends in Failure

India's First OptoSAR Mission Ends in Failure

Rediff.com7 Jul 2026

While recovery efforts are ongoing, the likelihood of recovery currently appears low.

iQOO 15 Apex Edition Goes On Sale

iQOO 15 Apex Edition Goes On Sale

Rediff.com8 Apr 2026

The iQOO 15 Apex Edition has made its Indian debut with a starting price of 72,999 for the model featuring 12 GB of RAM and 256 GB of internal storage. For those seeking more heft, the 16 GB RAM variant paired with 512 GB storage comes for 79,999.

Vivo X300 FE: Flagship Features, India Launch, Pricing Details

Vivo X300 FE: Flagship Features, India Launch, Pricing Details

Rediff.com12 May 2026

The new Vivo X300 FE, featuring a Snapdragon 8 Gen 5 chipset, 120Hz AMOLED display, and a versatile 50MP triple camera setup, is set to launch in India on May 14, with prices starting from 79,999.

Is GalaxEye's Mission Drishti Satellite Okay?

Is GalaxEye's Mission Drishti Satellite Okay?

Rediff.com12 May 2026

Concerns are rising about the status of GalaxEye Space's Mission Drishti, India's first Made in India OptoSAR satellite, launched on May 3. Reports suggest the satellite is tumbling in space, and experts highlight potential issues with solar panel deployment and stabilisation. The company has remained silent on the matter, fueling further speculation.

Mission Drishti Marks Space Tech Breakthrough

Mission Drishti Marks Space Tech Breakthrough

Rediff.com4 May 2026

Weighing 190 kg, Mission Drishti is India's heaviest privately developed Earth observation satellite.

India shoots down Pakistani kamikaze drones in Punjab

India shoots down Pakistani kamikaze drones in Punjab

Rediff.com10 May 2025

The Indian Army's Air Defence units successfully shot down multiple Kamikaze drones launched by Pakistan after they crossed the International Border in Punjab's Amritsar early Saturday morning. The drones, identified as Byker YIHA III models, were carrying high-explosive payloads and were headed towards densely populated civilian areas. The incident highlights the efficiency of India's multi-layered air-defence system.

Nothing Phone (4a) Pro Debuts March 13 With 3 Cameras

Nothing Phone (4a) Pro Debuts March 13 With 3 Cameras

Rediff.com12 Mar 2026

The high-end 4a Pro handset draws its design influence from the flagship Phone 3. It showcases a three-lens camera setup paired with the distinctive Glyph Matrix lighting. The device incorporates a micro-LED panel that delivers a more intelligent and visually dynamic approach to alerts and notifications.

Realme Narzo Power 5G Arrives With A 10,001mAh Battery

Realme Narzo Power 5G Arrives With A 10,001mAh Battery

Rediff.com9 Mar 2026

Realme has introduced its new Realme Narzo Power 5G handset in the Indian market, highlighted by an enormous 10,001mAh power unit.

POCO X8 Pro On Sale

POCO X8 Pro On Sale

Rediff.com24 Mar 2026

If you are interested in purchasing a POCO X8 Pro you are in luck...

Vivo V70: Snapdragon Power, Zeiss Cameras

Vivo V70: Snapdragon Power, Zeiss Cameras

Rediff.com16 Feb 2026

Vivo has begun putting out teasers of its upcoming V70 line on the brand's India web site, hinting at a fresh entrant that could shake up the upper mid-range and flagship smartphone category.

DRDO, air force conduct successful flight tests of desi anti-airfield weapon

DRDO, air force conduct successful flight tests of desi anti-airfield weapon

Rediff.com3 Nov 2021

The Defence Research and Development Organisation and the Indian Air Force have jointly conducted two flight tests of an indigenously developed smart anti-airfield weapon in Rajasthan's Jaisalmer, the defence ministry said on Wednesday.

Oppo X9 Pro Unveiled In India

Oppo X9 Pro Unveiled In India

Rediff.com18 Nov 2025

Oppo has officially introduced its Find X9 range to the Indian market, bringing with it the advanced Dimensity 9500 platform and an exceptionally large battery setup that crosses the 7,000mAh threshold.

AI Steps In To Avert Elephant Tragedies

AI Steps In To Avert Elephant Tragedies

Rediff.com26 Dec 2025

When elephants are identified close to or on the tracks, real-time alerts are sent to locomotive pilots, station masters and control rooms, allowing trains to slow down or stop in time.

Why India's Japan Connection Is Important

Why India's Japan Connection Is Important

Rediff.com7 Mar 2026

In a region increasingly shaped by competition and coercion, such collaboration strengthens security without confrontation, builds capacity without dependency and promotes order without domination, points out Dr Kumar.

Apple's New Lineup Will Have You Queueing Up To Buy!

Apple's New Lineup Will Have You Queueing Up To Buy!

Rediff.com10 Sep 2025

Apple's iPhone 17, iPhone Air, AirPods Pro 3, and new Watches set the stage for a smarter future, but it comes at a price.

China showcases latest arms in parade, a veiled warning to US?

China showcases latest arms in parade, a veiled warning to US?

Rediff.com3 Sep 2025

China displayed a range of new weapons at a military parade, including laser weapons, nuclear ballistic missiles, giant underwater drones, and fifth-generation aircraft.

Apple launches iPhone Air, its thinnest phone ever

Apple launches iPhone Air, its thinnest phone ever

Rediff.com10 Sep 2025

The new model is 5.6mm thick. CEO Tim Cook said it promises "pro performance in a thin and light design."

How India intercepted and shot down Pak's drones, UAVs

How India intercepted and shot down Pak's drones, UAVs

Rediff.com10 May 2025

Indian Armed Forces brought down a number of these drones using kinetic and non-kinetic means.

Apple stores see huge crowds as iPhone 17 goes on sale

Apple stores see huge crowds as iPhone 17 goes on sale

Rediff.com19 Sep 2025

Apple commenced the sale of its newly launched iPhone 17 series across India on Thursday, prompting large crowds and long queues outside Apple flagship stores in Mumbai and Delhi, as tech enthusiasts gathered to be among the first to purchase the latest devices.

Shooting Down Drones: India Joins US, Russia, China

Shooting Down Drones: India Joins US, Russia, China

Rediff.com14 Apr 2025

'DRDO is working on a number of technologies that will give India Star Wars capability.'

India Tests New Cruise Missile

India Tests New Cruise Missile

Rediff.com13 Nov 2024

DRDO conducted the maiden flight test of the Long Range Land Attack Cruise Missile from a mobile articulated launcher.

At 65K, Would You Buy OnePlus 12?

At 65K, Would You Buy OnePlus 12?

Rediff.com22 Feb 2024

The main reason for any consumer to buy an expensive smartphone is its camera.

India enters elite group with Star Wars-style laser weapon for drones

India enters elite group with Star Wars-style laser weapon for drones

Rediff.com13 Apr 2025

Success has put India in the exclusive and limited club of nations that possess the high-power Laser-DEW.

What's A Stealth Fighter?

What's A Stealth Fighter?

Rediff.com30 May 2025

If I were to explain stealth to a layperson, I'd ask them to think of the game chupan-chupai (hide and seek) we played as children, explains Air Commodore Nitin Sathe (retd).

India tests shield against missiles with 5000 km range

India tests shield against missiles with 5000 km range

Rediff.com24 Jul 2024

The flight test fully met all the trial objectives validating complete network centric warfare weapon system, the defence ministry said.

IAF pulls off daring overnight rescue operation in Sudan

IAF pulls off daring overnight rescue operation in Sudan

Rediff.com29 Apr 2023

The officials said the aircrew used their electro-optical and infrared sensors to ensure that the runway was free of any obstruction and there were no inimical forces in the vicinity.

Phone Shopping? Check Out OnePlus 11

Phone Shopping? Check Out OnePlus 11

Rediff.com21 Oct 2023

Clicking pictures under the streetlight or during the day is pure joy with the OnePlus 11, says Ashish Narsale.

Samsung to manufacture premium Galaxy S23 smartphones in India

Samsung to manufacture premium Galaxy S23 smartphones in India

Rediff.com2 Feb 2023

The launch price of Galaxy S23 series in India is in the range of Rs 75,000 to Rs 1.55 lakh per piece. At present, Galaxy S Series smartphones are being manufactured at Samsung's Vietnam factory and the company imports them for sale in India.

Say cheese! Pragyan rover clicks Vikram lander's pic on Moon's surface

Say cheese! Pragyan rover clicks Vikram lander's pic on Moon's surface

Rediff.com30 Aug 2023

Chandrayaan-3 mission's Pragyan rover on Wednesday clicked an image of the Vikram lander, ISRO said.