Unverified70% confidenceTradeoffTime unknown
采用双拉头设计便于双向开合,但松紧带固定位为主而非透明可视,找物需翻开查看
1
Sources
70%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified圆形螺纹ND多片使用需注意薄框设计,广角端叠加多片易产生物理暗角,超广角优先选超薄框或方形插片系统75% similarUnverified半框/无框大镜片(球面弧度8-9基弯)视野更开阔且防风,但换片时无框设计易掰断镜片;全框可换片结构更耐用,频繁换片者优先全框或磁吸快拆设计75% similarUnverified双层放大盖设计(顶盖5倍+侧盖3倍不同倍率)比单层更实用,可同时观察昆虫背部细节与侧面全貌74% similarUnverified防窥角度分为二向防窥(左右防窥)和四向防窥(上下左右均防窥),横屏看视频或需要俯视操作场景选二向即可,地铁/办公等多角度偷窥环境选四向73% similarUnverified选择双凸非球面镜片可显著减少边缘畸变,普通单凸球面镜片在边缘会出现文字弯曲变形,长时间阅读易眼疲劳73% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/630017API
curl https://kongchang.com/api/v1/knowledge/claims/630017MCP
get_claim(id=630017)