Replace thermostat, improve engine performance! (Rankle 75, 1HZ engine)

Deep digging old lens, Nikon 50mm f1.2, relationship between aperture and star image (from f1.2 maxi

Fish who taught me about the tap water, the aquarium's progress

Introducing the video, Raising a grebe, Chapter 3 "Chicks Targeted by Turtles"

Land Cruiser, noise elimination when turning left, cracks and welding winding

I summarized the changes in sunspots in a video

Shooting of ISS (International Space Station), this time shooting with 3 teleconverters on 500mm f4,

Dot skip, missing dot, solution!

Contrary to expectations, solar activity is active!

What are the colors in the photo and the colors that leave an impression on you? Color changes seen

Sigma 120-300mm f2.8 original lens, practical lens that becomes more attached as you use it

Photographed Comet Leonard (December 2021)

ISS on board Japanese businessman, International Space Station

Nikon Z9 A great camera has come out! !! !! The content is about eyesight and the number of pixels

Planet photography with 500mm f4 telephoto lens, rendezvous of Jupiter and Saturn

Engine start, troubleshooting, part 1 (Land Cruiser 75 1HZ 4200cc diesel)

Jupiter image, Saturn image, challenge for higher image quality (Goyon, planet photography with 500m

I challenged to shoot the ISS International Space Station!

Valve clearance adjustment, Land Cruiser 1HZ engine

Nikon Ai 24mm f2s review, slightly bright MF wide-angle lens, attractiveness of old lens to choose t

Nairobi Bicycle Event, Part 2

A mysterious flying object that appeared high in the sky! (UFO ???)

"Little Grebe Observation Diary" is now a video

Engine start, troubleshooting, part 2, fuel line (Land Cruiser 75 1HZ 4200cc diesel)

Program broadcast notice

The close proximity of Jupiter and Saturn!

Close to close! Jupiter and Saturn

Gemini meteor shower! Various colors of shooting stars

Mars, planetary photography with Goyon (500mm f4 telephoto lens), 40 days after quasi-large approach

Before updating for the first time in a while

Recommendations for measurement with invisible threats, magnetic fields, electric fields, high frequ

The Perseids meteor shower that was not seen, and the sun where the sunspots disappeared again

Compare the shooting of D800E and D850, shadow noise confrontation! Verified by Comet Neowise

AFS Nikkor 300mm f4D, Solid Sanyon, Lens Review

Photographed and compared with Comet Neowise, D800E and D850 (August 1, 2020)

"Urban Goshawks, Breeding Records" 40 Epilogues, Connecting Life