Filming 100m with GoPro and Canon 200 lens, indirect focus.

What`s indirect focus?

Ultra resistant metal caps

Can you realize me a cap for my Nikon 67mm lens? How much?

The first photo in the star of the Vega star with a pinhole lens

RED camera to Nikon lens Adapter

50mm 1.4 Nikon VS Carl - Quality test to moonlight

300 mm f 4 Pentacon Pentacon Six graft lens

I`ve a 300 mm f 4 Pentacon Pentacon Six graft lens, where did i mount it?

Elio multivision ocular. The first eyepiece for eclipses and solar events.

I do observe the solar eclipse in 400 boys. I know you can not use a traditional instrument because if every student takes about 1 minute to approach the telescope to observe, only less than half of the students will be able to actually see the astronomical phenomenon.

MAGIC FOCUSER

Super cheap tripod.

Do you have a low tripod but is restant to heavy weight?

Power adapter for Vixen SD-1 handset

Have you a power adapter for Vixen SD-1 handset? It has a reverse voltage and can not find it.

Modify Angenieux 12-120 lens with c-mount graft for mirrorless cameras.

I have a Panasonic and an Angenieux lens with c-mount graft but i can use it because i don`t have infinity focus . Do you have a solution with an adapter?