国产精品28P,日本老熟妇毛茸茸,内射老妇BBWX0C0CK,亚洲欧美激情精品一区二区

Guilin Microtech Optical Instrument Co., Ltd. (MTO)

Phone：+86-773-5823609

PRODUCT

Position：  > Product  >  Attachments  >  Stereo Microscopes Attachments  > Bracket
Bracket

Note： 
Help operators orientation apace and exactly,. Lessen the neck tired after long time observing.

 

 Model ：Bracket
 Introduction：
  · Character: Two stainless steel guide rail, can adjust its height and angle accroding to the operators' forehead position. The part which is osculated by forehead is corium cushion. It is soft. It can be clean with litmusless cleanser. 
  · Applied range: all the stereo microscopes of our company
  · Use: Help operators orientation apace and exactly when they use stereo microscope with eyepieces to observe object. Avoid the head rocks to affect the binocular observing. Lessen the neck tired after long time observing.

Bracket exemplify

Bracket

MTS312+Bracket

蒂法3d区樱花动漫| 国产三区视频在线观看| 又粗又硬又大又深又爽动态图| 免费网站观看| 最新在线精品国产一区二区| 翘臀少妇被扒开屁股日出水爆乳| 欧美日韩天堂| 色老头在线一区二区三区| 九九国产精品无码免费视频| 胸前两个大雪球跟着抖动怎么办| 国产精品久久精品三级| 国产一区二区精品久久| 欧美日在线观看| 国产成人啪精品视频免费软件| 美女把尿口扒开让男人桶| 日本XXXX18野外无毒不卡| 一本色道无码道DVD在线观看| 国产精品乱子乱XXXX| 肉肉的各种姿势高H细文| 国产精品亚洲一区二区在线观看 | 国产深夜男女无套内射| 亚洲精品无码午夜福利中文字幕| 四虎国产精品成人免费久久| 欧美日韩亚洲综合在线一区二区| 国产精品美女久久久久久| 国产精品视频一区二区三区不卡| 日韩插啊免费视频在线观看| 色婷婷亚洲一区二区三区| 西西人体大胆瓣开下部自慰| 中文字幕在线日韩精品| 少妇高校长白结全文阅读| 丁香花高清在线观看完整版| 国产AV无码专区亚洲AV麻豆丫| 午夜视频国产在线观看| 东京热毛片无码DVD一二三区| 精品一区二区三区高清免费不卡| 亚洲大尺度无码无码专区| 欧美日韩亚洲一区二区三区| 又湿又大又爽又色刺激视频| SM调教贱屁股眼哭叫求饶H| 精品久久久久久久妇女中国|