Feature

●Contains a primary lens with an objective lens diameter of 114mm and a focal length of 900mm, and a secondary mirror with a short axis (short side diameter) of 25mm length. This is the core component of a set of mirrors.
●Uses: used in astronomical telescope accessories
●Features: The main mirror is a spherical mirror with aluminized surface and a protective film to prevent scratches on the main mirror under light touch. The workmanship is excellent.
●Realistic shooting effect: can shoot planets


Description

1. The company is committed to optical spherical lenses, optical prisms, reflectors, achromatic lenses, cemented lenses, cylindrical lenses, windows and other optical components can be designed according to requirements, providing you with the best products and services is our aim

2. The main mirror is made of K9 glass with a diameter of 114mm, and the focal length is about 900mm

3. The minor axis (short side diameter) of the secondary mirror is 25mm, spherical mirror, aluminized and protective film

4. Suitable for adult telescope, childrens telescope, astronomical beginner telescope, childrens beginner telescope, childrens telescope toy, astronomical telescope, telescope personnel, adult travel telescope

5. Based on the feedback from my friends, you can shoot a few planets.

6. Independent product packaging brings you a different shopping experience

7. This is an attached area for astronomical telescope lovers, you can buy it as you need

8. Used as an accessory for astronomical telescopes