
Erecting Diagonal!Gives more comfortable views!The Zhumell 2-inch 90-degree diagonal prism is for everyone who’s ever developed a sore back from bending over to look into a refractor telescope.

Lumicon LumiBrite Star Diagonal - 1-1/4 Inch FormatThe Lumicon LumiBrite Dielectric Coated Diagonal reflects 98 percent of the light from the telescope's primary optics directly into your eyepiece.

If what you are looking for is the highest achievable brightness contrast and sharpness during critical observations with high-end instruments WO 90? 2 mirror Dielectric star Diagonal is your choice.

Get great land views!The Zhumell 1.25- to 0.965-inch 45-degree erect-image prism will give you super views of land objects from your telescope!

Tele Vue 90 Degree Everbrite Diagonal - 2 InchWhiter and brighter images. Simply put that is the benefit the Everbrite mirror coating.

Get great land views!The Zhumell 1.25-inch 45-degree erect-image prism will give you super views of land objects from your telescope!

Get great land views with your celestial telescope!Use your celestial telescope as a spotting scope!

Erecting Diagonal!Gives more comfortable views!The Zhumell 1.25-inch 90-degree diagonal prism is for everyone who's ever developed a sore back from bending over to look into a refractor telescope.

Another beautiful product exclusively from William Optics. This 2” 45 deg. erecting prism will scream to be used with that nice premium refractor of yours! Perfect for daytime observations too.

Erecting Diagonal!Gives more comfortable views!The Zhumell 2-inch 90-degree diagonal prism is for everyone who's ever developed a sore back from bending over to look into a refractor telescope.