Photos
Some of the moments I have photographed along the way.
February 2026 · Kagoshima, Japan
Canon EOS 5D Mark IV · EF85mm f/1.2L USM
ISO 100 · 85 mm · ƒ/1.2 · 1/3200 s
November 2025 · Daejeon, Korea
Holiday lights on the ARPES chamber.
Canon EOS R50 · EF24-105mm f/4L IS USM
ISO 6400 · 105 mm · ƒ/4 · 1/160 s
October 2025 · Hiroshima, Japan
Canon EOS 5D Mark IV · EF35-350mm f/3.5-5.6L USM
ISO 100 · 95 mm · ƒ/18 · 5 s
July 2025 · Yosemite National Park, USA
Apple iPhone 16 Pro
ISO 16 · 2.2 mm · ƒ/2.2 · 1/290 s
July 2025 · San Francisco, USA
ISO 1250 · 40 mm · ƒ/11 · 1/4000 s
January 2025 · Nagasaki, Japan
Canon EOS R50 · RF-S55-210mm F5-7.1 IS STM
ISO 400 · 210 mm · ƒ/7.1 · 1/400 s
July 2024 · Kagoshima, Japan
JA821J cruising at 38,000 feet, leaving a colorful contrail.
ISO 100 · 155 mm · ƒ/7.1 · 1/1250 s
June 2024 · Somewhere in Japan
Perhaps the Japanese Alps, seen from a flight from Seoul to San Francisco.
ISO 250 · 55 mm · ƒ/5 · 1/125 s
May 2024 · Daejeon, Korea
Initial test of the gold evaporator.
Apple iPhone 13 Pro
ISO 50 · 5.7 mm · ƒ/1.5 · 1/320 s
KAIST has a pond with friendly geese and ducks.
ISO 200 · 210 mm · ƒ/7.1 · 1/400 s
January 2024 · Seoul, Korea
ISO 100 · 57 mm · ƒ/5.6 · 1/400 s
ISO 100 · 55 mm · ƒ/5 · 2 s
December 2023 · Jeju, Korea
ISO 100 · 146 mm · ƒ/7.1 · 1/400 s
October 2023 · Kumamoto, Japan
ISO 200 · 55 mm · ƒ/5 · 1/3200 s
July 2023 · Daejeon, Korea
ISO 50 · 5.7 mm · ƒ/1.5 · 1/1000 s
June 2023 · San Francisco, USA
San Francisco seen from across the bay.
ISO 100 · 174 mm · ƒ/7.1 · 1/1000 s
January 2023 · Tokyo, Japan
ISO 20 · 9 mm · ƒ/2.8 · 1/2 s
January 2023 · Nagoya, Japan
ISO 200 · 5.7 mm · ƒ/1.5 · 1/30 s
December 2022 · Daejeon, Korea
KAIST is home to many cats.
ISO 32 · 9 mm · ƒ/2.8 · 1/750 s
December 2022 · Seoul, Korea
November 2022 · Seoul, Korea
ISO 1250 · 5.7 mm · ƒ/1.5 · 1/15 s
September 2022 · Gyeongju, Korea
ISO 800 · 9 mm · ƒ/2.8 · 1/30 s
June 2022 · Above the Pacific Ocean
ISO 64 · 5.7 mm · ƒ/1.5 · 1/90 s
March 2021 · Daejeon, Korea
KAIST is famous for its cherry blossoms.
Olympus E-P2 · OLYMPUS M.75-300mm F4.8-6.7
ISO 200 · 140 mm · ƒ/5.5 · 1/1600 s
December 2020 · Seoul, Korea
ISO 250 · 234 mm · ƒ/6.4 · 1/200 s
October 2020 · Gangneung, Korea
ISO 200 · 85 mm · ƒ/6.3 · 1/320 s