Search results for: '80mm'

The 21mm focal length completes the logical set of 21mm/13mm/8mm and nicely juxtaposes the 17mm/10mm/6mm combination...

The PASSION™ HD 8x/10x 42mm models are compact, lightweight and high-quality options for all your outdoor ne...

The PASSION™ HD 8x/10x 42mm models are compact, lightweight and high-quality options for all your outdoor ne...

This microscope is designed for studying liquid precipitates, cell colonies, living cells, tissue cultures, and other st...

This microscope is designed for studying liquid precipitates, cell colonies, living cells, tissue cultures, and other st...

This microscope is designed for studying liquid precipitates, cell colonies, living cells, tissue cultures, and other st...

New filter Drawer with a thickness of 29mm that can be used for carrying 2” filter and connecting ASI cooled cameras to...

Size, weight and performance make the 19mm an ideal mid power chioce. Ideal "soul-mate" to Bino Vue. Parfocal with small...

You can connect a camera with a 52mm threaded lens directly to a ZEISS Victory Harpia spotting scope using the Photo Len...

You can connect a camera with a 49mm threaded lens directly to a ZEISS Victory Harpia spotting scope using the Photo Len...

You can connect a camera with a 49mm threaded lens directly to a ZEISS Conquest Gavia spotting scope using the Photo Len...

You can connect a camera with a 52mm threaded lens directly to a ZEISS Conquest Gavia spotting scope using the Photo Len...

Calcium-K module in star diagonal, for using normal astronomical telescopes up to 100mm aperture and up to 1620mm focal...

Complete H-alpha Solar Telescope with 130mm aperture and <0.7 Angstrom bandwidth. With Feather-Touch focuser, advance...

Calcium-K module in straight extension tube, for using normal astronomical telescopes up to 100mm aperture and up to 162...

This ring makes it possible to adapt accessories for Schmidt-Cassegrain on a telescope equipped with a 45mm thread (appr...

Vixen SG binoculars have an objective lens aperture of 42mm with a magnification of 2.1X, so you see objects at least tw...

The 2x auxiliary objective lens increases the magnification of a stereoscopic microscope, while reducing the working dis...

The 1.5x auxiliary objective lens increases the magnification of a stereoscopic microscope while reducing the working di...

This Sky-Watcher 120mm (4") f/5 telescope is a two-element, air-spaced, fully multi-coated objective, achromatic refract...