Focus ring for GoPro with 5.4mm lens + W25A filter

Is it possible realize focus ring for my GoPro modified with 5.4mm lens?

Zeiss binocular tower modify. Reduced optical path and collimation

I have a Zeiss binocular tower for microscope and i want utilize it on my TEC 140 refractor telescope. Is it possibile?

Eye lighted for cleaning ccd cmos digital cameras sensor

I purchased the products for cleaning the sensor of my camera but I can not see the dirt. Have something to illuminate the area to be cleaned?

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.

Movie with wide angle pinhole 22mm focal length

I see you made a hole pinhole lenses with focal lengths from 44mm. You can make it with a focal 22 mm?

Movie of the Sun with or without Ampli 830

Ampli works on solar telescope also?

MAGIC FOCUSER - CELESTRON HUMMING BIRD PHOTO TEST

Do you have an example of Hunnig Bird Celestron works?

Led light for galilean binocular

I have buy your item 5772 but it is very difficult mount it on binocular ( itel 3718). It is an error?

Telescope fitting test for full-format camera Sony 7

I have a Sony 7s full frames camera. If I use the classic connection with its t2, vignetting me. Do you have a connection that is right for me?

Video with pinhole lens

Is it possible take video with pinhole lens? Do you have a movie?

CPC 11 Celestron modify for calibration clutch

Beetle Morimus Asper