Astronomy

Long considered the “standard” eyepiece that is often supplied with telescopes that are sold by various suppliers, the 25mm focal length cate...

Often considered the perfect mid-range focal length for most amateur telescopes, the 20mm on the ED127 at f7.5 produces a 1 degree true field o...

Solidly in the mid-magnification range for most amateur telescopes, the 15mm is a true workhorse for visual observers. If you love deep sky o...

Eyepieces at or near the 10mm range are often considered a mandatory focal length in your collection, as this focal length range is departure p...

Mid-range high power eyepieces like the 6.5mm are instrumental when transitioning through magnifications to observe an object until it is best ...

A new focal length joins the Explore Scientific line of inert gas-purged Waterproof Eyepieces with the 3mm 52° Series Eyepiece. A logical compani...

Whether you’re looking to delve into the details of our solar system or explore inspiring deep sky treasures, the versatile FirstLight se...

The new NPL Series Eyepieces: 2-group, 4-element Plossl design offers flat and clear images with well-corrected chromatic aberration. These high-pe...

The 2-group 4-element Plossl optical design of the NPL series eyepieces delivers flat and clear images with good color correction. The NPL20, NPL25...

High-quality eyepiece for beginners who want high-quality results at an affordable price. The 2-group, 4-element Plossl lens design of the NPL eyep...

High-quality eyepiece for beginners who want high-quality results at an affordable price. The 2-group, 4-element Plossl lens design of the NPL eyep...

The 2-group 4-element Plossl optical design of the NPL series eyepieces delivers flat and clear images with good color correction. The lenses are f...

The 2-group 4-element Plossl optical design of the NPL series eyepieces delivers flat and clear images with good color correction. The lenses are f...

The 2-group 4-element Plossl optical design of the NPL series eyepieces delivers flat and clear images with good color correction. The lenses are f...

High-quality eyepiece for beginners who want high-quality results at an affordable price. The 2-group, 4-element Plossl lens design of the NPL eyep...

The new NPL Series Eyepieces: 2-group, 4-element Plossl design offers flat and clear images with well-corrected chromatic aberration. These high-pe...

 Specifications Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera N3 type remote terminal plug Spiral cable len...

 Specifications Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera 2.5mm remote terminal plug Spiral cable lengt...

 Specifications Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Multi-connector plug Spiral cable length Abou...

 Specifications Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Accessory remote terminal plug Spiral cable l...

 Specifications Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera 10-pin remote terminal plug Spiral cable leng...

  Specifications Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Multi/micro USB terminal plug Spiral cable ...

The HF2 mount is an azimuthal fork mount for mounting large binoculars. It also requires the X000161 mounting plate for attachment of different b...

Carefully designed with the world leading manufacturer of large telephoto lens transportation bags, our backpack is made of tough reinforced fabric...