ALOT Enterprises Company Ltd.ProductsOMMA Compact ED Series

OMMA Compact ED Series

– Excellent optics, high transmission and very close focus.
– Ideal for bird watching and travelling
– Nitrogen filled waterproof and fogproof
– Very compact, dual hinge and light weight with aluminium Alloy body construction
– Internal focus design with super high grade optics and ED glass objective lens
– Fully broad band multi-coated lens, silver and phased coated BaK-4 prism

This series available with 0821ED and 1025ED

POWER 8X
OBJ.LENS DIA. φ20
TYPE OF PRISM BaK4
PRISM COATING yes
NUMBER OF LENS 7pieces/5groups
LENS COATING Fully Multi-coated
FOCUS SYSTEM cent.
FOCUSING LENS int.
EXIT PUPIL DIAMETER φ2.56mm
EYE RELIEF 15.8mm
FIELD OF VIEW 6.8°, 357ft, 119m
MIN. FOCAL LENGTH 1.6m
RELATIVE BRIGHTNESS 6.55
TWILIGHT INDEX 12.48
RESOLUTION 9.1"
DIOPTER SYSTEM Right Eyepiece
DIOPTER COMP. ±3.5
INTERPUPILLARY DIST. 56~74Depth / Time
WATER PROOF 1m/30 minutes
NITROGEN FILLED Yes
EYECUPS SYSTEM Twist-up
POUCH Yes
STRAP Yes
CLEANING CLOTH Yes
SILICA GEL Yes
UNIT WEIGHT 220 g
POWER 10X
OBJ.LENS DIA. φ25
TYPE OF PRISM BaK4
PRISM COATING yes
NUMBER OF LENS 7pieces/5groups
LENS COATING Fully Multi-coated
FOCUS SYSTEM cent.
FOCUSING LENS int.
EXIT PUPIL DIAMETER φ2.56mm
EYE RELIEF 15.5mm
FIELD OF VIEW 5.4°, 285ft, 95m
MIN. FOCAL LENGTH 2m
RELATIVE BRIGHTNESS 6.55
TWILIGHT INDEX 15.68
RESOLUTION 9.1"
DIOPTER SYSTEM Right Eyepiece
DIOPTER COMP. ±3.5
INTERPUPILLARY DIST. 56~74Depth / Time
WATER PROOF 1m/30 minutes
NITROGEN FILLED Yes
EYECUPS SYSTEM Twist-up
POUCH Yes
STRAP Yes
CLEANING CLOTH Yes
SILICA GEL Yes
UNIT WEIGHT 230 g

– Excellent optics, high transmission and very close focus.
– Ideal for bird watching and travelling
– Nitrogen filled waterproof and fogproof
– Very compact, dual hinge and light weight with aluminium Alloy body construction
– Internal focus design with super high grade optics and ED glass objective lens
– Fully broad band multi-coated lens, silver and phased coated BaK-4 prism

This series available with 0821ED and 1025ED

POWER 8X
OBJ.LENS DIA. φ20
TYPE OF PRISM BaK4
PRISM COATING yes
NUMBER OF LENS 7pieces/5groups
LENS COATING Fully Multi-coated
FOCUS SYSTEM cent.
FOCUSING LENS int.
EXIT PUPIL DIAMETER φ2.56mm
EYE RELIEF 15.8mm
FIELD OF VIEW 6.8°, 357ft, 119m
MIN. FOCAL LENGTH 1.6m
RELATIVE BRIGHTNESS 6.55
TWILIGHT INDEX 12.48
RESOLUTION 9.1"
DIOPTER SYSTEM Right Eyepiece
DIOPTER COMP. ±3.5
INTERPUPILLARY DIST. 56~74Depth / Time
WATER PROOF 1m/30 minutes
NITROGEN FILLED Yes
EYECUPS SYSTEM Twist-up
POUCH Yes
STRAP Yes
CLEANING CLOTH Yes
SILICA GEL Yes
UNIT WEIGHT 220 g
POWER 10X
OBJ.LENS DIA. φ25
TYPE OF PRISM BaK4
PRISM COATING yes
NUMBER OF LENS 7pieces/5groups
LENS COATING Fully Multi-coated
FOCUS SYSTEM cent.
FOCUSING LENS int.
EXIT PUPIL DIAMETER φ2.56mm
EYE RELIEF 15.5mm
FIELD OF VIEW 5.4°, 285ft, 95m
MIN. FOCAL LENGTH 2m
RELATIVE BRIGHTNESS 6.55
TWILIGHT INDEX 15.68
RESOLUTION 9.1"
DIOPTER SYSTEM Right Eyepiece
DIOPTER COMP. ±3.5
INTERPUPILLARY DIST. 56~74Depth / Time
WATER PROOF 1m/30 minutes
NITROGEN FILLED Yes
EYECUPS SYSTEM Twist-up
POUCH Yes
STRAP Yes
CLEANING CLOTH Yes
SILICA GEL Yes
UNIT WEIGHT 230 g

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