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NP-800RF　Infinite optical system

　Optical System

　Infinite optical system

　Optical SystemViewing Head

　Seidentopf trinocular head inclined at 30°, Interpupilary 48-75mm

　Eyepiece

　Plan eyepiece EW10X/22

　Plan eyepiece with scale of crosshair, Plan eyepiece with cross, Plan eyepiece with gridding

　Strain-Free Plan

　Achromatic Objective

5X/0.12/∞/- 

WD 15.5mm

10X/0.25/∞/- 

WD 10.0mm

20X/0.4/∞/0 

WD 5.8mm

50X/0.75/∞/0 

WD 0.32mm

100X/0.8/∞/0 

WD 2mm

　Nosepiece

　Backward quintuple nosepiece, Center adjustable

　Analyzer

　360° dial rotation Minimum scale reading：0.1°（Vernier scale）

　Conoscopic observation
attachment

　Switch between orthoscopic and conoscopic observation, Bertrand lens position adjustable

　Optical Compensator

　λFirst-order red plate, Guarter-wave plate, Quartz wedge

　Polarizing Rotatable　Stage

　Diameter Φ170mm, Center adjustable, 360° scale, Minimum divison 1°, Minimum reading 6' by means of vernier scale ,45° Click stop knob

　Attachable Stage

　Moving range 30mmX40mm

　Focusing

　Coaxial coarse & fine adjustment, Range 32mm, Fine division 0.001mm, Coarse stroke
37.7mm per rotation, Fine stroke 0.1mm per rotation

　Polarizer

　Reflected: Fixed

　Illumination

　Reflected light: 24V/100W Halogen lamp, Brightness adjustable

　Filter

　Blue filter Φ25mm

　ND6 Neutral density filter Φ25mm

　ND25 Neutral density filter Φ25mm

　Attachment

　Video attachment

　0.01mm Micrometer

NP-800TRF　Infinite optical system

　Optical System

　Infinite optical system

　Optical SystemViewing Head

　Seidentopf trinocular head inclined at 30°, Interpupilary 48-75mm

　Eyepiece

　Plan eyepiece EW10X/22

　Plan eyepiece with scale of crosshair, Plan eyepiece with cross, Plan eyepiece with gridding

　Strain-Free Plan

　Achromatic Objective

5X/0.12/∞/- 

WD 15.5mm

10X/0.25/∞/- 

WD 10.0mm

20X/0.4/∞/0 

WD 5.8mm

50X/0.75/∞/0 

WD 0.32mm

100X/0.8/∞/0 

WD 2mm

40X/0.65/∞/0.17 

WD 0.54mm

100X/1.25/∞/0.17 

WD 0.13mm

　Nosepiece

　Backward quintuple nosepiece, Center adjustable

　Analyzer

　360° dial rotation Minimum scale reading：0.1°（Vernier scale）

　Conoscopic observation　attachment

　Switch between orthoscopic and conoscopic observation, Bertrand lens position adjustable

　Optical Compensator

　λFirst-order red plate, Guarter-wave plate, Quartz wedge

　Polarizing Rotatable　Stage

　Diameter Φ170mm, Center adjustable, 360° scale, Minimum divison 1°, Minimum reading 6' by means of vernier scale ,45° Click stop knob

　Attachable Stage

　Moving range 30mmX40mm

　Condenser

　Strain-free swing condenser NA0.9/0.25

　Focusing

　Coaxial coarse & fine adjustment, Range 32mm, Fine division 0.001mm, Coarse stroke
37.7mm per rotation, Fine stroke 0.1mm per rotation

　Polarizer

　Transmitted: 360° Rotatable 0° position adjustable

　Reflected: Fixed

　Reflected light: 24V/100W Halogen lamp, Brightness adjustable

　Transmitted light: 24V/100W Halogen lamp, Brightness adjustable

　Filter

　Blue filter Φ45mm

　ND6 Neutral density filter Φ45mm

　ND25 Neutral density 25 filter Φ45mm

　Blue filter Φ25mm

　ND6 Neutral density filter Φ25mm

　ND25 Neutral density filter Φ25mm

　Attachment

　Video attachment

　0.01mm Micrometer