300Mm Lens

Astronomer Secures Observatory Shutter Latch Qatar in beside a tidal survey transect in Qatar

Astronomer Secures Observatory Shutter Latch Qatar

Canon EOS RP · beside a tidal survey transect in Qatar

 Radiotelescope Control Room Gloves After Rain in at a microscopy bench in District 4, Ho Chi Minh City

Radiotelescope Control Room Gloves After Rain

iPhone 11 Pro · at a microscopy bench in District 4, Ho Chi Minh City

 Magnifying Glass on Oak Lab Bench in Beijing Observatory in inside an observatory control room in Qianmen, Beijing

Magnifying Glass on Oak Lab Bench in Beijing Observatory

OM System OM-1 · inside an observatory control room in Qianmen, Beijing

 Abandoned Observatory Dome Anhui After Rain in on a wind-scoured research platform in Anhui

Abandoned Observatory Dome Anhui After Rain

Nikon D70 · on a wind-scoured research platform in Anhui

 Leak Test Manifold Under Tower Crane Victoria in beneath a tower crane on open ground in Victoria

Leak Test Manifold Under Tower Crane Victoria

Zorki 4 · beneath a tower crane on open ground in Victoria

 Amazon Observatory Dawn Reflection Radiotelescope Dish in beside an observatory dome in the Amazon

Amazon Observatory Dawn Reflection Radiotelescope Dish

Sony a1 II · beside an observatory dome in the Amazon

 Midnight Astronomer in Doha with Monitor Glow in in Doha

Midnight Astronomer in Doha with Monitor Glow

Leica M5 · in Doha

 Green Robber Fly Eye Macro Rain Beaded Metal in across a rain-beaded metal surface in Hanoi

Green Robber Fly Eye Macro Rain Beaded Metal

iPhone 12 · across a rain-beaded metal surface in Hanoi

 Fogged Microscope Eyepiece in Manila Observatory in inside an observatory control room in Manila

Fogged Microscope Eyepiece in Manila Observatory

Pentax K-7 · inside an observatory control room in Manila

 Moth Compound Eye Dusted with Pollen Near Thies in beside a tidal inlet near Thies

Moth Compound Eye Dusted with Pollen Near Thies

Leica M11 · beside a tidal inlet near Thies

 Quantum Optics Setup Mirrored on Vibration Table in near Chongqing

Quantum Optics Setup Mirrored on Vibration Table

Google Pixel 9 Pro · near Chongqing

 Magnifying Glass Oak Bench Observatory Light in inside an observatory control room near Annecy

Magnifying Glass Oak Bench Observatory Light

Sony a9 III · inside an observatory control room near Annecy

 Tripod Head on Oak Bench in Observatory in inside an observatory control room in Haikou

Tripod Head on Oak Bench in Observatory

OM System OM-1 · inside an observatory control room in Haikou

 Moth Feathered Antenna Macro Kaohsiung in at the edge of a reed bed near Kaohsiung

Moth Feathered Antenna Macro Kaohsiung

Samsung Galaxy S23+ · at the edge of a reed bed near Kaohsiung

 Brass Theodolite at Saudi Construction Site in beside a framed building shell in Saudi Arabia

Brass Theodolite at Saudi Construction Site

Nikon F5 · beside a framed building shell in Saudi Arabia

 Slide Viewer on Oak Lab Bench in Observatory in inside an observatory control room near Anaco

Slide Viewer on Oak Lab Bench in Observatory

Sony a7 · inside an observatory control room near Anaco

 Volcano Monitor Reading Instruments at Crater Rim in on a wooden workbench in Suzhou

Volcano Monitor Reading Instruments at Crater Rim

Fujifilm X-H1 · on a wooden workbench in Suzhou

 Silhouetted Observatory Dome at Winter Twilight Jordan in beside a tidal survey transect in Jordan

Silhouetted Observatory Dome at Winter Twilight Jordan

Mamiya RB67 · beside a tidal survey transect in Jordan

 Astronomer Calibrating Telescope in Late Spring Rain in beside a tidal survey transect in Gliwice

Astronomer Calibrating Telescope in Late Spring Rain

Sony a7R IV · beside a tidal survey transect in Gliwice

 Red Monitors on Desert Bench in Amman Observatory in inside an observatory control room in Amman

Red Monitors on Desert Bench in Amman Observatory

Nikon Z 7 · inside an observatory control room in Amman

 Dewy Telescope Mount on Saskatchewan Outcrop in along a rocky geology outcrop in Saskatchewan

Dewy Telescope Mount on Saskatchewan Outcrop

Nikon Z 6 II · along a rocky geology outcrop in Saskatchewan

 Robotics Arm Over Bolt Tray in Sana'a Lab in at a microscopy bench near Sana'a

Robotics Arm Over Bolt Tray in Sana'a Lab

Fujifilm X-T4 · at a microscopy bench near Sana'a

 Kuantan Robotics Lab with Servo Motors in at a microscopy bench in Kuantan

Kuantan Robotics Lab with Servo Motors

Leica III · at a microscopy bench in Kuantan

 Tripod Head on Oak Lab Bench at Night in in a fossil prep lab in Panama City

Tripod Head on Oak Lab Bench at Night

Nikon Z fc · in a fossil prep lab in Panama City

 Manifold Hose Leak Test Muddy Asturian Road in at a muddy site access road in Asturias

Manifold Hose Leak Test Muddy Asturian Road

Sony a6400 · at a muddy site access road in Asturias

 Floating Observatory Deck Blue Hour Drizzle in beside a tidal survey transect in Nebraska

Floating Observatory Deck Blue Hour Drizzle

Pentax K10D · beside a tidal survey transect in Nebraska

 Hydrophone Array Lowered From Research Vessel Oman in at a remote field station in Oman

Hydrophone Array Lowered From Research Vessel Oman

Zorki 10 · at a remote field station in Oman

 Dust-Muted Door Template Board Under Crane in beneath a tower crane on open ground in Jiangxi

Dust-Muted Door Template Board Under Crane

Canon F-1 · beneath a tower crane on open ground in Jiangxi

 Manifold Leak Test at Taped Excavation Edge in inside a taped-off excavation edge in Vaughan

Manifold Leak Test at Taped Excavation Edge

Sony Alpha 55 · inside a taped-off excavation edge in Vaughan

 Abandoned Lighthouse Lens in Bhutan Autumn in along a vine-choked corridor in Bhutan

Abandoned Lighthouse Lens in Bhutan Autumn

Nikon F5 · along a vine-choked corridor in Bhutan

 White Ceramic Rice Bowl in Hong Kong in in Hong Kong

White Ceramic Rice Bowl in Hong Kong

Canon EOS 650D · in Hong Kong

 Telescope Counterweight Over Observatory Pit in near a weather balloon launch site in Greece

Telescope Counterweight Over Observatory Pit

Sony a7CR · near a weather balloon launch site in Greece

 Crow Feather Macro Purple Sheen Rain Ho Chi Minh in near Binh Thanh, Ho Chi Minh City

Crow Feather Macro Purple Sheen Rain Ho Chi Minh

Google Pixel 9 · near Binh Thanh, Ho Chi Minh City

 Slide Viewer on Oak Bench in Aleppo Lab in at a microscopy bench near Aleppo

Slide Viewer on Oak Bench in Aleppo Lab

Mamiya 7 · at a microscopy bench near Aleppo

 Abandoned Lighthouse Lens Ruin Autumn in among collapsed cloisters near Shiraz

Abandoned Lighthouse Lens Ruin Autumn

Canon EOS 6D · among collapsed cloisters near Shiraz

 Ceramic Coffee Cup in Ho Chi Minh City in in Ho Chi Minh City, Vietnam

Ceramic Coffee Cup in Ho Chi Minh City

Minolta SR-T 101 · in Ho Chi Minh City, Vietnam

 Astronomer at Telescope Dome Night Rain Cartagena in near a weather balloon launch site near Cartagena

Astronomer at Telescope Dome Night Rain Cartagena

Samsung Galaxy S23 · near a weather balloon launch site near Cartagena

 Clean Room Glove Port Satellite Panel Mount Eden in in a specimen archive room near Mount Eden, Auckland

Clean Room Glove Port Satellite Panel Mount Eden

Nikon Z fc · in a specimen archive room near Mount Eden, Auckland

 Moth Eye Dusting Rain Twilight Guatemala in in Guatemala

Moth Eye Dusting Rain Twilight Guatemala

Canon EOS 5D Mark III · in Guatemala

 Gold Satellite Parts on Clean Room Cart in inside an observatory control room in Zhengzhou

Gold Satellite Parts on Clean Room Cart

Nikon D300 · inside an observatory control room in Zhengzhou