AstroStreet GSO 90° ST Crown Mirror, For SCT, Made in Taiwan

The AstroStreet GSO 90° ST Zenith Mirror has elicited a mixed response from customers, reflecting both appreciation and disappointment. Many users express satisfaction with its quality, noting that it performs adequately for their astrophotography and observation needs. A user remarked on the high quality of the product, feeling satisfied with their purchase. However, contrasting experiences highlight concerns with assembly and compatibility issues, particularly with specific eyepieces such as those from PENTAX, suggesting that the product may not be universally compatible with all equipment. Some reviews also mentioned discrepancies between the product received and what was advertised, leading to dissatisfaction regarding expectations. Issues such as the presence of debris in the product's packaging and complications when integrating the device with certain telescopes contributed to a negative experience for some users. Although there are concerns regarding the internal mechanism and how it interacts with eyepieces, others found it practical for their telescopic setups. Ultimately, while some users cherish its functionality and find it useful for their observational needs, others feel frustrated by compatibility and quality control problems, arguing about the overall value proposition of the product. **