Description: Excellent shockproof function with patent. Totally sealed structure for use in any weather. Exclusive closed magnetic field, magnetically-damped compensator. Reflector-type circular vial observation. Details:
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No.1, Bei Yi Xiang, Damucang Hutong, Xidan, Beijing P.R.C.100032
Copyright © 2009 China Educational Instrument & Equipment Corp. All rights reserved.
Damucang Hutong, Xidan, Beijing P.R.C.100032