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Refractor series

Modern astronomical telescope can be divided into refractor, reflector and catadioptrics, and the refractor is of non-sheltered aperture and high-contrast. In order to eliminate chromatic aberration, ultra-low dispersion glass is commonly used.

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61EDPH II

Since appearing on the market of SharpStar 61EDPH, it has been widely praised by astrophotography enthusiasts. However, SharpStar has not been satisfied with this, actively satisfies user needs and causes them to obtain the positive user experience, and is committed to the development of professional telescope. Hence, the 61EDPH II with high performance and versatility was born.

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94EDPH

Brand new 94EDPH is the third model in the SHARPSTAR EDPH series. The 94mm aperture refractor with 517mm (f/5.5) focal length is an amazing performer, it features triplet air-spaced objective, rather special is it incorporates two pieces of extra-low dispersion ED glass, which offers superior contrast and sharpness as well as virtually no detectable chromatic aberration. Adhering to the crafted design concept of EDPH series, the new 94EDPH is elegant, durable and lightweight, which is sure to bring you more pleasant experience. This is such a portable APO refractor can achieve amazing results for both astrophotography and serious visual observing. It is also favorable for updating with sharing a same reducer model with 76EDPH. After using the reducer, it also has a focal ratio of F4.5, which supports full-frame images, bringing more possibilities for deep-sky imaging. If you want to choose a high-quality, portable, large-aperture, fast focal ratio apochromatic refractor telescope, 94EDPH will be one of your most ideal choices.

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121SDQ

This product is a new generation of independent design of quintuple air-spaced high quality refractor telescope which take the form of dual after triplet. One of the triplet lens is ultra-low dispersion ED glass, which fully optimizes the function of photography, the range of image can reach the 60mm influence circle of medium frame, and the image peripheral dimming control is excellent. For most amateur astronomer it will be the device of choice for astrophotography.

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100QII

Compare with the first generation products, it has the following features: 1 The optical design has changed, in addition to the original F5.8 focal ratio, F4.3 full-frame reducer lens can be used. 2. The appearance becomes more stylish and streamlined. 3. Change of focuser: use 3.2-inch focuser, plus a 360-degree rear CAA, and the angle adjuster. 4. Add a nice-looking and practical handle.

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—— ABOUT ——

Jiaxing Ruixing Optical Instrument Co., Ltd. is located in Jiaxing City, Zhejiang Province, where the scenery is beautiful and outstanding. The company covers an area of 1,000 square meters and is close to the expressway and 320 National highway. The traffic of the high-speed railway station is very convenient. Founded in 2000, the company is a modern company specializing in the design, manufacture and sales of medium and high-end astronomical telescopes, ground observation telescopes and their peripheral supporting products. OEM has more than 10 years of experience in OEM OEM OEM production, during which to build high-quality, high-level astronomical telescope series products for foreign customers. The three-piece and four-piece high achromatic ED telescope optical tube produced by the company has high quality optical level, high precision mechanical processing and excellent surface treatment, and is well received by customers.

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Optimize the position of the?optimal imaging area on the photo with the star test
There is no intuitive approach to adjust the optical axis of the reflector, how to move the optimal imaging area across the photo at will, in order to get the best imaging effect? This article suggests a method. Based on the star and move the optimal imaging area to the center of the CCD negative a...

Industry

OEM has more than 10 years of experience in OEM OEM OEM production, during which to build high-quality, high-level astronomical telescope series products for foreign customers.

Development and introduction of astronomical telescopes

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