| SMR-4.5P portable table for installation and verification of level gauges and sounding sticks | 
									
						| Plug of brass for SP 21.8 or SP 21.8 LH threaded cylinders | 
									
						| Set of KNF-1M neutral light filters | 
									
						| Set of measures of OP-1 | 
									
						| Special set of neutral light filters KNP-02 | 
									
						| Set of measures of OP-1 and OP-2 refractive index | 
									
						| Set of KPP-2U reference lenses and prisms | 
									
						| Set of NS-01 light filters | 
									
						| Set of KSS-02 neutral light filters | 
									
						| Special set of KNP-01 neutral light filters | 
									
						| VTR-1-2 precise adjustment gate is designated for regulate the flow rate of conductive environment and gas mixtures overlap | 
									
						| UTR-1 precise adjustment instrument is designated for control the pressure of gas mixture in the   cylinder and smoothly regulate the flow rate of gas mixture coming from the cylinder | 
									
						| Autocollimation multi-reference-lines measurement standard (AMRL) | 
									
						| Autocollimator AKF-0.2 |