
Reference: ZWEAF-S
Brand: ZWO
Reference: ZWEAF-S
Brand: ZWO
Reference: POA-URANUS-C
Brand: Player One
Reference: ZWASI120MINI
Brand: ZWO
Reference: POA-ACS
Brand: Player One
Reference: AS-FRA400
Brand: ASKAR - Sharpstar
Reference: AS-SET-DUO-D1D2
Brand: ASKAR - Sharpstar
Reference: ZWDC-Y-SPLIT
Brand: ZWO
Reference: AS-REDFRA400
Brand: ASKAR - Sharpstar
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In daily astronomical shooting, the backfocus will have an influence. Astronomical photographers are often frustrated by the change of backfocus due to various reasons such as refraction of filters or when using some products with sensitive backfocus. To solve this problem, ASKAR launched the backfocus adjuster, (providing the adjustment range from 16mm-20mm), which can be adjusted ± 2mm of the backfocus. We offer two specifications for the backfocus adjuster, the camera side adapter M54 and M48, which are convenient for users to choose from.
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Express shipping of in-stock parts
Express shipping of in-stock parts
The backfocus adjuster is CNC machined. Each unit is a 0.05mm precision adjustment, the surface is printed with a scale for easy adjustment and to save the position. There are two holes for fixing screws, which make the adjuster easy to use with different products.
By rotating the backfocus adjuster, it can be adjusted between ±2mm to match the backfocus requirement, and to solve the various imaging problem caused by the backfocus.
Users just need to choose according to their product's rear adapter
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Reference: PEG-PRDG-C11
Brand: Pegasusastro
Reference: KE414
Brand: Kepler
Reference: UA-SQA106ADAPT
Brand: Univers Astro
Reference: M68A-M48A
Brand: TSOptics
Reference: M63a-M68i
Brand: TSOptics
Reference: ART8252v2
Brand: Artesky
Reference: PL3600412
Brand: PrimaluceLAB
Reference: KE402
Brand: Kepler
Reference: M90I-T2I
Brand: TSOptics
Reference: POA-M54M-M54M-2
Brand: Player One
Reference: M82i-M68a
Brand: TSOptics
Reference: TST2-M48s
Brand: TSOptics
Reference: PL3600458
Brand: PrimaluceLAB
Reference: M74a-M68i
Brand: TSOptics
In daily astronomical shooting, the backfocus will have an influence. Astronomical photographers are often frustrated by the change of backfocus due to various reasons such as refraction of filters or when using some products with sensitive backfocus. To solve this problem, ASKAR launched the backfocus adjuster, (providing the adjustment range from 16mm-20mm), which can be adjusted ± 2mm of the backfocus. We offer two specifications for the backfocus adjuster, the camera side adapter M54 and M48, which are convenient for users to choose from.
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