Established in 1995, Guanghi Optical Instrument Co., Ltd. is a joint stock China telescope accessories manufactuer and designer engaged in the manufacturing and marketing of a wide variety of Optical Instrument and products. Our products are widely applied in the education of students, research in lab, entertainment and science explore. During more than one decade's development, our products have awarded the CE certificate. We also have our own quality control system and customer' service system. So we can accept the order against customers' samples, specifying designs, specifications, and packaging requirements. We also prepared to accept the OEM and custom telescope accessories with customer's own trade marks or brand names.

Accessory kit for Meade telescopes
1 17.5mm MA eyepiece included
1 #126 2x Barlow lens also included
Enhance telescope's power for clear, contrasting images
Allows higher magnification and more light transmission
Increase the power of your telescope to create exceptionally clear images with high contrast and light transmission. To determine how much power this will add to your telescope, simply divide the focal length by the mm length of the eyepiece.For instance, a telescope with a 400mm focal length used with this 17.5mm eyepiece will produce approximately twenty-three power (23x) of magnification.When you add the Barlow, you'll get approximately forty-six power (46x) of magnification.
Includes 17.5mm MA eyepiece (1.25" Format) and #126 2x Barlow Lens

The DiaGuider has T-threads, so it can be adapted to a wide variety of telescopes and cameras. Shown with the DiaGuider are a T-adapter for a 1.25 inch focuser, a low profile adapter for a Celestron or Meade Cassegrain telescope, and an adapter for a 2 inch focuser. The price of the DiaGuider includes any one of these adapters.
If you want an affordable accessory to acquire your subject or guide while using your film or CCD camera, then the DiaGuider is the ideal choice. Elegant and easy to use, the DiaGuider performs multiple functions! Most importantly, you can use the DiaGuider to instantly switch the image of your subject between your eyepiece and camera! This capability is a necessity when you are trying to locate a faint object with on tiny CCD sensor. If you use a 20 mm or longer eyepiece in the DiaGuider, your angular visual field will be up to five times as wide as that of your CCD camera, making acquisition of your subject much easier!Once you have located your subject, the unique patented DiaGuider (U.S. Patent D310,676) allows you to instantly switch the image of your subject to the camera without refocusing. Just pull up on the eyepiece holder and the image of the subject is on your CCD! In addition, the DiaGuider's telescoping eyepiece sleeve allows you to parfocalize a wide variety of eyepieces with your camera.

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