Dewinter Optical Inc

Binocular Observation Head 

Siedentopf observation head inclined at 30° (±5) and rotatable at 360°.
Diopter adjustment ring on ocular tube/Interpupillary distance from 55mm to 75mm.

Eyepiece (Anti fungus)

PL 10X /18mm (Paired)

Objectives 

E-Plan Achromatic 4X

E-Plan Achromatic 10X

E-Plan Achromatic 40X (SL)

E-Plan Achromatic 100X (SL)

Mechanical  Body and Pre-Focusing Lever

It has Co-axial focusing system. It also includes Pre focusing lever & tension adjustment ring.

The slow motion has 1Div=0.02mm. 

The Quadruple nosepiece revolves on ball bearing.           

The Cross movement 55mm X 75mm.

Revolving Stage

360° rotatable revolving round stage ?? 160mm.

Analyzer

Rotatable analyzer with graduation 0° - 90°, sliding out of optical path.

Optical Compensator

Lambda slip (first class red), ¼ lambda slip.

Polarizer

On the light collector, 360° rotatable.

Standard Accessories

Blue Filter, fuse, operating manual, vinyl dust cover, guarantee card & Styrofoam molded pack.

Trinocular Observation Head (TOH)
Siedentopf observation head inclined at 30° and rotatable at 360°.
It Comes with Diopter adjustment ring on ocupar tube (±5).
Interpupillary distance is from 48mm to 75mm.
Eyepiece (Anti fungus)
Wide field eyepiece 10X (paired) F.O.V. 20mm.
Objectives (Infinity corrected) 
Stain free Plan Achromatic 10X
Stain free Plan Achromatic 20X
Stain free Plan Achromatic 40X
Stain free Plan Achromatic 60X 
Mechanical  Body and Pre-Focusing Lever
Co-axial focusing system. PRE-FOCUSING LEVER & TENSION ADJUSTMENT RING. 
It has Reverse angle quadruple nosepiece revolving on ball bearing.
It has Reckless ceramic coated mechanical stage size 216mmX150mm. Having low positioned co-axial controls. Coarse stroke 37.7mm/rotation, fine division 0.002mm.
Cross travel 78 X 54mmmm.
Analyzer
Rotatable analyzer with gradation 0° - 360°.
Bertrand Lens
Bertrand lens, focus/ center adjustable sliding in/out of optical path.
Optical Compensator
Lambda Slip (First class red), ¼ lambda slip, Quartz wedge.
Revolving Round stage
Diameter ?? 160mm, graduated in 1° increments, minimum resolution 6’ when using vernier scale. 
Polarizer
360° rotatable.
Sub stage Condenser
Strain free swing condenser N.A 0.9/1.25 with iris diagram and filter holder.
Illumination System
Transmitted illuminator 12V/20W Halogen lamp, brightness adjustable Epi - illuminator 12V/50W Halogen lamp, with iris aperture diaphragm and iris field diagram. Brightness adjustable.
Standard Accessories
Blue filter, fuse, operating manual, vinyl Dust cover, guarantee card & Styrofoam molded pack.

MODEL : CLASSIC PL

Trinocular Observation Head

·         Siedentopf observation head inclined at 30° rotatable at 360°.

·         Diopter adjustment ring on ocupar tube (±5).

·         Interpupillary distance from 48mm to 75mm.

 

Eyepiece ( Anti fungus)

Wide field eyepiece 10X (paired) F.O.V. 20mm.

Objectives (Infinity corrected)

·         Stain free Plan Achromatic 10X

·         Stain free Plan Achromatic 20X

·         Stain free Plan Achromatic 40X

·         Stain free Plan Achromatic 60X

 

Mechanical  Body

·         Co-axial focusing system. PRE-FOCUSING LEVER & TENSION ADJUSTMENT RING.

·         Reverse angle quadruple nosepiece revolves on ball bearing.

·         Reckless ceramic coated mechanical stage size 216mmX150mm. Having low positioned co-axial controls. Coarse stroke 37.7mm/rotation, fine division 0.002mm.

·         Cross travel 78 X 54mmmm.

 

Analyzer

Rotatable analyzer with gradation 0° - 360°.

Bertrand Lens

Bertrand lens, focus/ center adjustable sliding in/out of optical path.

 

Optical Compensator
Lambda Slip (First class red), ¼ lambda slip, Quartz wedge.

Revolving Round stage
Diameter ?? 160mm, graduated in 1° increments, minimum resolution 6’ when using vernier scale.

Polarizer

360° rotatable.

Sub stage Condenser
Strain free swing condenser N.A 0.9/1.25 with iris diagram and filter holder.

Illumination System

Transmitted illuminator 12V/20W Halogen lamp, brightness adjustable Epi - illuminator 12V/50W Halogen lamp, with iris aperture diaphragm and iris field diagram. Brightness adjustable.

Standard Accessories

Blue filter ,fuse, operating manual, vinyl Dust cover, guarantee card & Styrofoam molded pack.