| Model | 
								SV-300 | 
								SV-400 | 
								SV-600 | 
								SV-800 | 
								SV-1000 | 
						
						
								| Screen | 
								Opaque glass screen with 90° cross line fitted with graduated rotary ring(360°) operated by knob, L.C. 1min. | 
						
							
								| Screen Size | 
								300mm | 
							     400mm | 
								 600mm | 
								 800mm | 
								 1000mm | 
						
						
						        | Light Axis | 
						        Horizontal | 
								 Horizontal | 
								 Horizontal | 
									Horizontal | 
								 Horizontal | 
				        
						
						        OpticsStd | 
								10X,20X | 
								10X,20X | 
							10X,20X | 
								10X,20X | 
							10X,20X | 
				        
						
						        Opt. | 
						        25X, 50X, 100X | 
								 25X, 50X, 100X | 
						         25X, 50X, 100X | 
								 25X, 50X, 100X | 
						         25X, 50X, 100X | 
				        
						
						         Mount | 
						        Turret Mount with Click Stop | 
								 Turret Mount with Click Stop / Screw Mount / Slide Mount | 
				        
						
						         WORKSTAGE SIZEStd. | 
						        100mm X 100mm | 
								 100mm X 100mm | 
								100mm X 100mm | 
				                450mm X 200mm | 
								450mm X 200mm | 
				        
							
							    MEASURING RANGE	/TRAVELStd. | 
						        	150mm X 100mm | 
									200mm X 100mm | 
									 200mm X 150mm | 
										 200mm X 150mm | 
				                	 200mm X 150mm | 
				        
						
						        Opt. | 
								X-Axis upto 400mm, Y-Axis upto 200mm | 
				        
						
						         | FOCUSING | 
						        75mm | 
							 100mm | 
							  100mm | 
									100mm | 
									100mm | 
				        
							
							     | LINEAR MEASUREMENT | 
						     		Built-in Glass Scale | 
								Built-in Glass Scale | 
								 Built-in Glass Scale | 
									Built-in Glass Scale with D.R.O. | 
				        
						
						         | HELIX RANGE | 
						         ±12° / ±15°v | 
								±12° / ±15°v | 
								±12° / ±15°v | 
							    ±12° / ±15°v | 
								±12° / ±15°v | 
				        
						
						         | MEASURING SYSTEM | 
						        D.R.O. / PC based Software | 
				        
							
						      	| 	PROJECTION ACCURACY | 
								±0.05% (Contour / Surface) | 
				        
						
						        ILLUMINATIONContour | 
						        24V/150W halogen lamp, illumination control with condenser unit provide light as per lens | 
				        
						
								Surface | 
								Twin 24V/150W Halogen lamp provides shadowless light on optical axis | 
				        
							
							| STAND | 
							    Unique rigid pedestal system facilitates vibration free handling of component | 
				        
							
							    | COOLING SYSTEM | 
						        Fan | 
				        
						
						        | Power Supply | 
						        110/220V AC, 50/60Hz | 
				        
							
							    | MOTORIZED MOVEMENT | 
						        NA | 
								Optional (X, Y and focusing with speed control) | 
				        
						
						        | Optional Hardware | 
						        Profile Charts, Rotary Table, V-block, Centre Holding Device Opto Edge Sensor, Rotary Encoder |